rtvs.sk

rtvs.sk is SSL secured

Free website and domain report on rtvs.sk

Last Updated: 13th September, 2022 Update Now
Overview

Snoop Summary for rtvs.sk

This is a free and comprehensive report about rtvs.sk. Rtvs.sk is hosted in Bratislava, Bratislava in Slovakia on a server with an IP address of 195.168.33.185, where the local currency is EUR and Slovak is the local language. Rtvs.sk is expected to earn an estimated $119 USD per day from advertising revenue. The sale of rtvs.sk would possibly be worth $86,931 USD. This figure is based on the daily revenue potential of the website over a 24 month period. Rtvs.sk receives an estimated 28,156 unique visitors every day - a massive amount of traffic! This report was last updated 13th September, 2022.

About rtvs.sk

Site Preview: rtvs.sk rtvs.sk
Title: Rozhlas a televízia Slovenska - RTVS.sk
Description:
Keywords and Tags: internet radio, popular, tv
Related Terms: rieky a toky slovenska
Fav Icon:
Age:
Domain Created:
Domain Updated:
Domain Expires:
Review

Snoop Score

3/5 (Great!)

Valuation

$86,931 USD
Note: All valuation figures are estimates.

Popularity

High
Note: Popularity is estimated.

Rank, Reach and Authority

Alexa Rank: 27,982
Alexa Reach:
SEMrush Rank (US):
SEMrush Authority Score:
Moz Domain Authority: 0
Moz Page Authority: 0

Organic vs Paid (Google Ads)

Traffic

Visitors

Daily Visitors: 28,156
Monthly Visitors: 856,987
Yearly Visitors: 10,277,019
Note: All visitors figures are estimates.

Visitors By Country

Revenue

Revenue

Daily Revenue: $119 USD
Monthly Revenue: $3,624 USD
Yearly Revenue: $43,460 USD
Note: All revenue figures are estimates.

Revenue By Country

SEO

Backlinks Analysis (SEMrush)

Top New Follow Links

Top Ranking Keywords (US)

Domain Analysis

Value Length
Domain: rtvs.sk 7
Domain Name: rtvs 4
Extension (TLD): sk 2

Page Speed Analysis

Average Load Time: 0.78 seconds
Load Time Comparison: Faster than 89% of sites

PageSpeed Insights

Avg. (All Categories) 71
Performance 82
Accessibility 83
Best Practices 73
SEO 82
Progressive Web App 36
0–49 (Fail) 50–89 (Average) 90–100 (Pass)
URL: https://www.rtvs.sk/
Updated: 21st May, 2021

1.54 seconds
First Contentful Paint (FCP)
60%
31%
9%

0.00 seconds
First Input Delay (FID)
97%
2%
1%

Simulate loading on desktop
82

Performance

Indicates how well the page is performing and highlights opportunities where performance may be improved for rtvs.sk. This includes details about optimizing page load times which can result in a better user experience.

Metrics

Time to Interactive — 1.2 s
The time taken for the page to become fully interactive.
Total Blocking Time — 60 ms
The total blocking time is the sum of all time periods between First Contentful Paint and Time to Interactive (when task length exceeded 50ms).
Cumulative Layout Shift — 0.003
Cumulative Layout Shift is the measurement of visible elements collective movement within the viewport.
View Data

Other

First CPU Idle — 1.2 s
The time taken for the page's main thread to be quiet enough to handle input.
Max Potential First Input Delay — 110 ms
Users could experience a delay when interacting with the page.
Estimated Input Latency — 10 ms
The time taken for the page to respond to user input (during the busiest 5 second window of page load). Users are likely to perceive rtvs.sk as laggy when the latency is higher than 0.05 seconds.
Network Requests
Below is a list of network requests that were made during page load.
URL Protocol Start Time (Ms) End Time (Ms) Transfer Size (Bytes) Resource Size (Bytes) Status Code MIME Type Resource Type
http://rtvs.sk/
http/1.1
0
371.40800000634
472
0
302
https://www.rtvs.sk/
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371.98200006969
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text/html
Document
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976.4809999615
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font/woff
Font
https://www.rtvs.sk/media/fonts/noticaRegular/noticiatext-regularnotica_R.woff
h2
976.65500000585
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application/x-font-woff
Font
https://www.rtvs.sk/media/fonts/openSansBold/opensans-boldopenSans_B.woff
h2
976.79600003175
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font/woff
Font
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h2
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Font
https://www.rtvs.sk/media/fonts/openSansLight/opensans-lightopenSans_R.woff
h2
977.1330000367
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Font
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
h2
980.08200002369
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text/css
Stylesheet
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
h2
980.31799995806
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Script
https://imasdk.googleapis.com/js/sdkloader/ima3.js
h2
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text/javascript
Script
https://www.rtvs.sk/media/images/rtvs-logo.svg
h2
1976.0580000002
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h2
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2117.7610000595
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Image
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2117.9039999843
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http/1.1
2118.0510000559
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Image
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h2
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h2
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h2
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h2
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h2
2119.1689999541
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h2
2119.3170000333
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Image
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h2
2119.4530000212
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h2
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Image
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http/1.1
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Image
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h2
2120.0769999996
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Image
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http/1.1
2120.2109999722
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Image
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h2
2120.4409999773
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Image
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h2
2120.5890000565
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Image
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h2
2120.7510000095
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h2
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Image
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h2
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Image
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h2
2121.8410000438
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Image
https://www.rtvs.sk/media/images/rtvs-logo-white.svg
http/1.1
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image/svg+xml
Image
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http/1.1
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Image
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h2
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h2
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Image
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h2
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image/png
Image
https://connect.facebook.net/sk_SK/all.js
h2
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Script
https://www.googletagmanager.com/gtm.js?id=GTM-TV5CKHM
h2
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Script
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h2
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Script
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h2
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Image
https://www.rtvs.sk/media/images/icon-lupa.png
h2
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h2
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Image
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Image
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h2
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Image
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h2
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Image
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h2
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Script
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h2
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Image
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Image
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Image
https://www.rtvs.sk/media/images/footer_bckg.png
http/1.1
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Image
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Script
https://www.google-analytics.com/analytics.js
h2
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Script
https://www.rtvs.sk/media/images/button-prev.png
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Image
https://www.rtvs.sk/media/images/button-next.png
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Script
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XHR
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Document
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XHR
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Script
https://ls.hit.gemius.pl/lsget.html
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Document
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Script
Network Round Trip Times — 0 ms
High Network RTT (Round Trip Times) can have a large impact on performance. Providing servers geographically closer to the user could improve performance.
Server Backend Latencies — 0 ms
High server latencies indicate the server is overloaded or has a poor backend performance.
Tasks
Below is a list of the top-level main thread tasks that executed during page load.
Start Time (Ms) End Time (Ms)
1000.924
7.926
2030.233
12.425
2042.725
111.863
2154.605
20.616
2185.619
10.475
2206.411
8.969
2218.506
17.239
2235.825
10.029
2245.878
7.585
2268.579
56.499
2325.416
5.418
2340.641
14.769
2367.986
20.089
2407.84
25.518
2461.788
6.385
2472.867
5.753
2724.333
5.946
2747.792
20.017
2767.92
33.139
2801.106
13.345
2894.912
6.947
2935.632
12.31
4310.424
21.979
4337.784
12.334
Diagnostics
Below is a collection of useful page vitals.
View Data
Metrics
Below is a collection of metrics.
View Data

Opportunities

Defer offscreen images
Time to Interactive can be slowed down by resources on the page. Rtvs.sk should consider lazy-loading offscreen and hidden images.
Minify CSS
Cascading Style Sheets (CSS) files can contribute to network payload sizes. Rtvs.sk should consider minifying CSS files.
Minify JavaScript
JavaScript (JS) files can contribute to network payload sizes and increase script parse times. Rtvs.sk should consider minifying JS files.
Remove unused CSS — Potential savings of 63 KiB
Dead and/or unused rules in Style Sheets (CSS) can contribute to network payload sizes. Rtvs.sk should consider removing dead rules from style sheets and deferring the loading of CSS not used for above-the-fold content.
URL Transfer Size (Bytes) Potential Savings (Bytes)
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
69993
64939
Efficiently encode images — Potential savings of 97 KiB
Unoptimized images can consume more cellular data than what is necessary.
URL Resource Size (Bytes) Potential Savings (Bytes)
https://www.rtvs.sk/media/a501/image/file/12/0709/b9po.pumpa_jpg.jpg
124213
23915
https://www.rtvs.sk/media/a501/image/file/1/0791/cwJ1.jpg
49177
17538
https://www.rtvs.sk/media/a501/image/file/1/0791/kM3h.jpg
48579
17159
https://www.rtvs.sk/media/a501/image/file/12/0790/EYxU.citronada_png.jpg
73886
11438
https://www.rtvs.sk/media/a501/image/file/12/0792/I098.rozhovor_project_00_30_34_22_still002_jpg.jpg
47437
9080
https://www.rtvs.sk/media/a501/image/file/12/0725/XmPG.famila_png.jpg
42400
7226
https://www.rtvs.sk/media/a501/image/file/12/0651/YdV3.eva_nova394_jpg.jpg
55353
6403
https://www.rtvs.sk/media/a501/image/file/12/0788/G72Q.msvhokeji_png.jpg
67061
6391
Enable text compression
Text-based resources should be served with compression, such as gzip, deflate or brotli.
Preconnect to required origins
Resource hints, such as 'preconnect' or 'dns-prefetch', may assist in establishing early connections to important third-party origins.
Initial server response time was short — Root document took 590 ms
It is advised to keep the server response time short for the main document, because all other requests depend on it.
URL Time Spent (Ms)
https://www.rtvs.sk/
593.095
Avoid multiple page redirects — Potential savings of 190 ms
Redirects can cause additional delays before the page can begin loading. Rtvs.sk should avoid multiple or unnecessary page redirects.
URL Time Spent (Ms)
http://rtvs.sk/
190
https://www.rtvs.sk/
0
Preload key requests
Key requests can be preloaded by using '<link rel=preload>'. Rtvs.sk should consider using '<link rel=preload>' to prioritize fetching resources that are currently requested later in page load.
Use video formats for animated content
Large GIFs are inefficient for delivering animated content. It is recommended to use MPEG4/WebM videos for animations and PNG/WebP for static images instead of GIF.
Remove duplicate modules in JavaScript bundles
Ensure that no duplicate JavaScript modules from bundles exist to reduce bytes consumed by network activity.
Avoid serving legacy JavaScript to modern browsers — Potential savings of 9 KiB
Polyfills and transforms enable legacy browsers to use new JavaScript features. For bundled JavaScript it is recommended to adopt a modern script deployment strategy using module/nomodule feature detection. This will reduce the amount of code shipped to modern browsers.
URL Potential Savings (Bytes)
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
8913
Preload Largest Contentful Paint image
It is recommended to preload images used by LCP elements, to improve LCP time.

Diagnostics

Avoids enormous network payloads — Total size was 1,562 KiB
Large network payloads can cost users money and are linked to long load times.
URL Transfer Size (Bytes)
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
267789
https://www.rtvs.sk/media/a501/image/file/12/0709/b9po.pumpa_jpg.jpg
124678
https://imasdk.googleapis.com/js/sdkloader/ima3.js
117772
https://www.rtvs.sk/media/a501/image/file/12/0790/EYxU.citronada_png.jpg
74345
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
69993
https://www.rtvs.sk/media/a501/image/file/12/0788/G72Q.msvhokeji_png.jpg
67549
https://connect.facebook.net/sk_SK/all.js?hash=13d9eee0673807569eded730b1a3c557&ua=modern_es6
66218
https://script.hotjar.com/modules.0d0a898aa455aaa7acd5.js
59638
https://www.rtvs.sk/media/a501/image/file/12/0651/YdV3.eva_nova394_jpg.jpg
55817
https://www.rtvs.sk/media/a501/image/file/12/0651/00BG.slovensky_bigbit_png.jpg
55447
Avoids an excessive DOM size — 754 elements
A large DOM (Document Object Model) will increase memory usage, cause longer system calculations as well as costly layout reflows.
Statistic Element Value
Total DOM Elements
754
Maximum DOM Depth
15
Maximum Child Elements
svg
19
Avoid chaining critical requests — 3 chains found
Below is a list of Critical Request Chains, which shows which resources are loaded with a high priority. Rtvs.sk should consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.
User Timing marks and measures
Make use of the User Timing API to measure an app's real-world performance during key user experiences.
JavaScript execution time — 0.2 s
JavaScript (JS) execution time can be lowered by reducing the time required for parsing, compiling and executing JS. Delivering smaller JS payloads may help with this.
URL Total CPU Time (Ms) Script Evaluation (Ms) Script Parse (Ms)
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
244.459
182.099
14.141
https://www.rtvs.sk/
166.048
5.452
2.755
Unattributable
83.168
1.342
0.222
Minimizes main-thread work — 0.7 s
Main-thread work timing can be lowered by reducing the time required for parsing, compiling and executing JS. Delivering smaller JS payloads may help with this.
Category Time Spent (Ms)
Script Evaluation
320.89
Other
167.672
Style & Layout
91.783
Rendering
69.687
Script Parsing & Compilation
45.53
Parse HTML & CSS
27.622
All text remains visible during webfont loads
Make use of the font-display CSS feature, which will ensure text is user-visible while webfonts are loading.
Keep request counts low and transfer sizes small — 71 requests • 1,562 KiB
It is advised to add a budgets.json file in order to set budgets for the quantity and size of page resources.
Resource Type Requests Transfer Size (Bytes)
Total
71
1599938
Image
46
794401
Script
11
587085
Font
5
129066
Stylesheet
1
69993
Document
3
16305
Other
5
3088
Media
0
0
Third-party
17
327348
Minimize third-party usage — Third-party code blocked the main thread for 0 ms
It is advised to either limit, remove or delay the loading of redundant third-party code which may be significantly impacting load performance.
Third-Party Transfer Size (Bytes) Main-Thread Blocking Time (Ms)
118450
0
69159
0
64217
0
37432
0
20836
0
16566
0
688
0
Lazy load third-party resources with facades
Consider replacing third-party embeds with a facade until they are required (use lazy loading).
Largest Contentful Paint element — 1 element found
The element which was identified as the Largest Contentful Paint.
Element
Avoid large layout shifts — 4 elements found
Below is a list of all DOM elements that contribute to the CLS of the page.
Element CLS Contribution
0.0010162996526866
div
0.00093862183696699
0.00068521900446546
2.9536234421971E-6
Avoids `document.write()`
Avoid or limit the use of external scripts that are dynamically injected via 'document.write()' as users on slow connections will be delayed by tens of seconds.
Avoid long main-thread tasks — 1 long task found
Below is a list of the longest tasks on the main thread, which is useful when identifying the worst input delay contributors.
URL Start Time (Ms) Duration (Ms)
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
1060
112
Avoid non-composited animations — 1 animated element found
It is recommended to avoid non-composited animations which are often janky and increase CLS.
Element
1

Budgets

Performance budget
It is advised to keep the quantity and size of all network requests under the targets set by the provided performance budget.
Timing budget
It is advised to set a timing budget to monitor the performance of your site.

Metrics

First Contentful Paint — 1.1 s
The time taken for the first image or text on the page to be rendered.
Speed Index — 2.0 s
The time taken for the page contents to be visibly populated.
Largest Contentful Paint — 2.1 s
The timing of the largest text or image that is painted.

Other

First Meaningful Paint — 1.1 s
The time taken for the primary content of the page to be rendered.

Opportunities

Eliminate render-blocking resources — Potential savings of 620 ms
Resources, such as JavaScript and style sheets, can block the first paint of the page. Rtvs.sk should consider delivering critical JavaScript/style sheets (JS/CSS) inline and deferring all non-critical JS/CSS.
URL Transfer Size (Bytes) Potential Savings (Ms)
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
69993
120
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
267789
400
https://imasdk.googleapis.com/js/sdkloader/ima3.js
117772
430
Properly size images — Potential savings of 435 KiB
Images can slow down the page's load time. Rtvs.sk should consider serving more appropriate-sized images.
URL Resource Size (Bytes) Potential Savings (Bytes)
https://www.rtvs.sk/media/a501/image/file/12/0709/b9po.pumpa_jpg.jpg
124213
112755
https://www.rtvs.sk/media/a501/image/file/12/0790/EYxU.citronada_png.jpg
73886
67071
https://www.rtvs.sk/media/a501/image/file/12/0788/G72Q.msvhokeji_png.jpg
67061
60875
https://www.rtvs.sk/media/a501/image/file/12/0651/YdV3.eva_nova394_jpg.jpg
55353
50247
https://www.rtvs.sk/media/a501/image/file/12/0651/00BG.slovensky_bigbit_png.jpg
54954
49885
https://www.rtvs.sk/media/a501/image/file/12/0725/XmPG.famila_png.jpg
42400
38489
https://www.rtvs.sk/media/a501/image/file/13/0627/gDiB.spravyzvucka140_jpg.jpg
12093
7855
https://www.rtvs.sk/media/a501/image/file/13/0790/e2we.uc0f_zahady_mysle_2_png_jpg.jpg
16426
7535
https://www.rtvs.sk/media/a501/image/file/13/0661/lKpg.sosr_maly_jpg.jpg
11562
7510
https://www.rtvs.sk/media/a501/image/file/13/0791/fUQa.dom_promo_jpg.jpg
15918
7302
https://www.rtvs.sk/media/a501/image/file/13/0791/kVEG.snail_3633579_960_720_jpg.jpg
15295
7016
https://www.rtvs.sk/media/a501/image/file/13/0661/SFPy.sutaze_rtvs_cut_small_jpg.jpg
8586
5577
https://www.rtvs.sk/media/a501/image/file/13/0792/9KoZ.188875610_843989169557897_9162367363242342020_n_3_jpg.jpg
10755
4934
https://www.rtvs.sk/media/a501/image/file/13/0792/uB20.187758490_349713126735674_5292927418637875627_n_2_jpg.jpg
10687
4902
https://www.rtvs.sk/media/a501/image/file/13/0792/HkVQ.img_3091_jpg.jpg
10126
4645
https://www.rtvs.sk/media/a501/image/file/13/0790/6BmU.kpt_nalepka_2_jpg.jpg
9445
4333
https://www.rtvs.sk/media/a501/image/file/13/0792/rbH1.succulents_2347550_960_720_jpg.jpg
9077
4164
Remove unused JavaScript — Potential savings of 357 KiB
It is advised to remove unused JavaScript in order to reduce bytes consumed by network activity.
URL Transfer Size (Bytes) Potential Savings (Bytes)
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
267789
192237
https://imasdk.googleapis.com/js/sdkloader/ima3.js
117772
89891
https://connect.facebook.net/sk_SK/all.js?hash=13d9eee0673807569eded730b1a3c557&ua=modern_es6
66218
43231
https://script.hotjar.com/modules.0d0a898aa455aaa7acd5.js
59638
40609
Serve images in next-gen formats — Potential savings of 323 KiB
Image formats like PNG and JPEG have poor compression when compared to other next-gen formats, such as JPEG 200, JPEG XR and WebP.
URL Resource Size (Bytes) Potential Savings (Bytes)
https://www.rtvs.sk/media/a501/image/file/12/0709/b9po.pumpa_jpg.jpg
124213
57765
https://www.rtvs.sk/media/a501/image/file/12/0790/EYxU.citronada_png.jpg
73886
40940
https://www.rtvs.sk/media/a501/image/file/12/0651/YdV3.eva_nova394_jpg.jpg
55353
35263
https://www.rtvs.sk/media/a501/image/file/1/0791/cwJ1.jpg
49177
34093
https://www.rtvs.sk/media/a501/image/file/12/0788/G72Q.msvhokeji_png.jpg
67061
33777
https://www.rtvs.sk/media/a501/image/file/1/0791/kM3h.jpg
48579
33325
https://www.rtvs.sk/media/a501/image/file/12/0792/I098.rozhovor_project_00_30_34_22_still002_jpg.jpg
47437
32485
https://www.rtvs.sk/media/a501/image/file/12/0651/00BG.slovensky_bigbit_png.jpg
54954
27260
https://www.rtvs.sk/media/a501/image/file/12/0725/XmPG.famila_png.jpg
42400
26582
https://www.rtvs.sk/media/images/navbar.png
10265
9737

Diagnostics

Serve static assets with an efficient cache policy — 56 resources found
Rtvs.sk can speed up repeat visits by increasing the cache lifetime, which is essentially how long before a cached copy expires.
URL Cache TTL (Ms) Transfer Size (Bytes)
https://static.hotjar.com/c/hotjar-1184841.js?sv=6
60000
2643
https://connect.facebook.net/sk_SK/all.js
1200000
2941
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
3600000
267789
https://www.rtvs.sk/media/a501/image/file/12/0709/b9po.pumpa_jpg.jpg
3600000
124678
https://www.rtvs.sk/media/a501/image/file/12/0790/EYxU.citronada_png.jpg
3600000
74345
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
3600000
69993
https://www.rtvs.sk/media/a501/image/file/12/0788/G72Q.msvhokeji_png.jpg
3600000
67549
https://www.rtvs.sk/media/a501/image/file/12/0651/YdV3.eva_nova394_jpg.jpg
3600000
55817
https://www.rtvs.sk/media/a501/image/file/12/0651/00BG.slovensky_bigbit_png.jpg
3600000
55447
https://www.rtvs.sk/media/a501/image/file/1/0791/cwJ1.jpg
3600000
49643
https://www.rtvs.sk/media/a501/image/file/1/0791/kM3h.jpg
3600000
49044
https://www.rtvs.sk/media/a501/image/file/12/0792/I098.rozhovor_project_00_30_34_22_still002_jpg.jpg
3600000
47901
https://www.rtvs.sk/media/fonts/openSansLight/opensans-lightopenSans_R.woff
3600000
45965
https://www.rtvs.sk/media/a501/image/file/12/0725/XmPG.famila_png.jpg
3600000
42894
https://www.rtvs.sk/media/fonts/noticaRegular/noticiatext-regularnotica_R.woff
3600000
22406
https://www.rtvs.sk/media/fonts/noticaBold/noticiatext-boldnotica_B.woff
3600000
21682
https://www.rtvs.sk/media/fonts/openSansBold/opensans-boldopenSans_B.woff
3600000
19607
https://www.rtvs.sk/media/fonts/openSansRegular/opensans-regularopenSans_R.woff
3600000
19406
https://www.rtvs.sk/media/a501/image/file/13/0790/e2we.uc0f_zahady_mysle_2_png_jpg.jpg
3600000
16913
https://www.rtvs.sk/media/a501/image/file/13/0791/fUQa.dom_promo_jpg.jpg
3600000
16376
https://www.rtvs.sk/media/a501/image/file/13/0791/kVEG.snail_3633579_960_720_jpg.jpg
3600000
15789
https://www.rtvs.sk/media/a501/image/file/13/0627/gDiB.spravyzvucka140_jpg.jpg
3600000
12551
https://www.rtvs.sk/media/images/ikonaky_gridka.png
3600000
12265
https://www.rtvs.sk/media/a501/image/file/13/0661/lKpg.sosr_maly_jpg.jpg
3600000
12025
https://www.rtvs.sk/media/a501/image/file/13/0792/9KoZ.188875610_843989169557897_9162367363242342020_n_3_jpg.jpg
3600000
11211
https://www.rtvs.sk/media/a501/image/file/13/0792/uB20.187758490_349713126735674_5292927418637875627_n_2_jpg.jpg
3600000
11145
https://www.rtvs.sk/media/images/navbar.png
3600000
10729
https://www.rtvs.sk/media/a501/image/file/13/0792/HkVQ.img_3091_jpg.jpg
3600000
10583
https://www.rtvs.sk/media/a501/image/file/13/0790/6BmU.kpt_nalepka_2_jpg.jpg
3600000
9909
https://www.rtvs.sk/media/a501/image/file/13/0792/rbH1.succulents_2347550_960_720_jpg.jpg
3600000
9541
https://www.rtvs.sk/media/a501/image/file/13/0661/SFPy.sutaze_rtvs_cut_small_jpg.jpg
3600000
9050
https://www.rtvs.sk/media/a501/image/file/13/0791/L9ZD.20190519_milan_novak_portret_02782555_3_jpg.jpg
3600000
8890
https://www.rtvs.sk/media/a501/image/file/15/0708/2qfP.uhrady_jpeg.jpg
3600000
8686
https://www.rtvs.sk/media/a501/image/file/13/0792/xMq3.woman_5488095_960_720_pixabay_alexandra_koch_jpg.jpg
3600000
8662
https://www.rtvs.sk/media/a501/image/file/13/0661/PThT.content_euvlajka_png.jpg
3600000
6514
https://www.rtvs.sk/media/a501/image/file/13/0661/3ijQ.archiv_extra_140_px_jpg.jpg
3600000
6081
https://www.rtvs.sk/media/a501/image/file/13/0711/PSkr.eshop_jpg.jpg
3600000
4875
https://www.rtvs.sk/media/images/icons/social/insta_inverted-w64.png
3600000
2103
https://www.rtvs.sk/media/images/icon-lupa.png
3600000
1677
https://www.rtvs.sk/media/images/icons/social/tw_inverted-w64.png
3600000
1635
https://www.rtvs.sk/media/images/rtvs-logo-white.svg
3600000
1621
https://www.rtvs.sk/media/images/rtvs-logo.svg
3600000
1598
https://www.rtvs.sk/media/images/ico-video.svg
3600000
1486
https://www.rtvs.sk/media/images/icon-dvojka-white.svg
3600000
1479
https://www.rtvs.sk/media/images/icons/social/yt_inverted-w64.png
3600000
1474
https://www.rtvs.sk/media/images/icon-play.svg
3600000
1464
https://www.rtvs.sk/media/images/icons/social/in_inverted-w64.png
3600000
1419
https://www.rtvs.sk/media/images/icon-trojka-white.svg
3600000
1403
https://www.rtvs.sk/media/images/icon-play-grey.svg
3600000
1384
https://www.rtvs.sk/media/images/icons/social/fb_inverted-w64.png
3600000
1364
https://www.rtvs.sk/media/images/icon-jednotka-white.svg
3600000
1281
https://www.rtvs.sk/media/images/button-prev.png
3600000
1279
https://www.rtvs.sk/media/images/button-next.png
3600000
1248
https://www.rtvs.sk/media/images/footer_bckg.png
3600000
695
https://www.google-analytics.com/analytics.js
7200000
20199
https://gask.hit.gemius.pl/xgemius.js
43200000
10954
Does not use passive listeners to improve scrolling performance
Improve the page's scroll performance by marking touch and wheel event listeners as 'passive'.
Source
Image elements do not have explicit `width` and `height`
Reduce layout shifts and improve CLS by setting explicit width and height properties on image elements.
URL Failing Elements
https://www.rtvs.sk/media/a501/image/file/1/0791/cwJ1.jpg
https://www.rtvs.sk/media/a501/image/file/1/0791/kM3h.jpg
https://www.rtvs.sk/media/a501/image/file/13/0791/kVEG.snail_3633579_960_720_jpg.jpg
https://www.rtvs.sk/media/images/rtvs-logo.svg
https://www.rtvs.sk/media/a501/image/file/13/0790/e2we.uc0f_zahady_mysle_2_png_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0791/fUQa.dom_promo_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0661/lKpg.sosr_maly_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0792/HkVQ.img_3091_jpg.jpg
https://www.rtvs.sk/media/images/ico-video.svg
https://www.rtvs.sk/media/a501/image/file/13/0627/gDiB.spravyzvucka140_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0792/rbH1.succulents_2347550_960_720_jpg.jpg
https://www.rtvs.sk/media/images/ico-video.svg
https://www.rtvs.sk/media/a501/image/file/13/0661/PThT.content_euvlajka_png.jpg
https://www.rtvs.sk/media/a501/image/file/13/0661/3ijQ.archiv_extra_140_px_jpg.jpg
https://www.rtvs.sk/media/images/ico-video.svg
https://www.rtvs.sk/media/images/ico-video.svg
https://www.rtvs.sk/media/a501/image/file/13/0792/9KoZ.188875610_843989169557897_9162367363242342020_n_3_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0792/uB20.187758490_349713126735674_5292927418637875627_n_2_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0790/6BmU.kpt_nalepka_2_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0661/SFPy.sutaze_rtvs_cut_small_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0791/L9ZD.20190519_milan_novak_portret_02782555_3_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/15/0708/2qfP.uhrady_jpeg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0792/xMq3.woman_5488095_960_720_pixabay_alexandra_koch_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0711/PSkr.eshop_jpg.jpg
https://www.rtvs.sk/media/images/icons/social/insta_inverted-w64.png
https://www.rtvs.sk/media/images/icons/social/tw_inverted-w64.png
https://www.rtvs.sk/media/images/rtvs-logo-white.svg
https://www.rtvs.sk/media/images/icons/social/yt_inverted-w64.png
https://www.rtvs.sk/media/images/icons/social/in_inverted-w64.png
https://www.rtvs.sk/media/images/icons/social/fb_inverted-w64.png
83

Accessibility

Indicates how accessible the page is and highlights opportunities where the page can be made more accessible to users of rtvs.sk. This includes details about various page attributes that can be optimized.

Navigation

`[accesskey]` values are unique
Access keys assist users with focusing on different parts of the page. Each access key should be unique for proper navigation.
The page contains a heading, skip link, or landmark region
It is advised to provide ways to bypass repetitive content, allowing users to navigate the page efficiently.
`[id]` attributes on active, focusable elements are unique
Ensure all focusable elements have a unique id value to allow them to be visible to users of assistive technologies, like a screen reader.
No element has a `[tabindex]` value greater than 0
Although technically valid, a tabindex value greater than 0 often creates frustrating experiences for users who rely on assistive technologies.

ARIA

`[aria-*]` attributes match their roles
Avoid mismatching 'aria-*' attributes and their 'role' value, as it invalidates the attribute.
`button`, `link`, and `menuitem` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[aria-hidden="true"]` is not present on the document `<body>`
If aria-hidden=true is set on the document body, assistive technologies, like a screen reader will work inconsistently.
`[aria-hidden="true"]` elements do not contain focusable descendents
Interactive elements within an aria-hidden=true element are unavailable to users of assistive technologies, like a screen reader.
ARIA input fields have accessible names
Generic names are announced to users of assistive technologies, like a screen reader, when an input field does not have an accessible name specified.
ARIA `meter` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
ARIA `progressbar` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[role]`s have all required `[aria-*]` attributes
Some ARIA roles have required 'aria-*' attributes, which provide essential information about state and functionality.
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
Some ARIA parent roles cannot perform their intended functions if specific child roles are not used.
`[role]`s are contained by their required parent element
Some ARIA child roles cannot perform their intended functions if specific parent roles are not used.
`[role]` values are valid
All ARIA roles require valid values to perform their intended functions.
ARIA toggle fields have accessible names
Generic names are announced to users of assistive technologies, like a screen reader, when a toggle field does not have an accessible name specified.
ARIA `tooltip` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
ARIA `treeitem` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[aria-*]` attributes have valid values
ARIA attributes cannot be interpreted with invalid values when used by screen readers and other assistive technologies.
`[aria-*]` attributes are valid and not misspelled
ARIA attributes cannot be interpreted with invalid names when used by screen readers and other assistive technologies.
ARIA IDs are unique
Ensure all ARIA ID values are unique to prevent elements from being overlooked by assistive technologies, like a screen reader.

Tables and lists

`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Screen readers and other assistive technologies may produce poor and inaccurate output when definition lists are not properly marked up.
Definition list items are wrapped in `<dl>` elements
In order for screen readers and other assistive technologies to properly announce definition list items ('<dt>' and '<dd>'), they must be wrapped in parent a '<dl>' element.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Use proper list structure to aid screen readers and other assistive technologies.
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
In order for screen readers to announce list items, ensure that list items ('<li>') are contained within parent '<ul>' or '<ol>' tags.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
Screen readers and other assistive technologies have features to make navigating tables easier. Ensure that '<td>' cells using the headers attribute only refer to other cells in the same table, to improve screen reader user experience.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
Screen readers and other assistive technologies have features to make navigating tables easier. Ensure that table headers refer to some set of cells, to improve screen reader user experience.

Names and labels

Document has a `<title>` element
Search engines, screen reader users and other assistive technology users rely on the title to provide an overview of the page and to help determine if the page is relevant to their search.
No form fields have multiple labels
Having multiple labels for form fields can be confusing to assistive technologies, like a screen reader.
`<frame>` or `<iframe>` elements have a title
Screen reader users and other assistive technology users rely on frame titles to describe the contents of frames.
`<input type="image">` elements have `[alt]` text
Input buttons with alternative text assist screen readers and other assistive technology users to understand its purpose.
Form elements have associated labels
Screen readers and other assistive technologies rely on labels to properly announce form controls.
Links have a discernible name
In order to improve the navigation for screen reader and other assistive technology users, use link text that is unique, focusable and discernible.
`<object>` elements have `[alt]` text
It is advised that alt text is used on '<object>' elements in order to provide meaning to screen reader and other assistive technology users, as these technologies are unable to translate non-text content.

Internationalization and localization

`<html>` element has a `[lang]` attribute
It is advised to provide a lang attribute so that screen readers and other assistive technologies are guaranteed to announce the page's text correctly. When not provided, the user's default language setting will be used which may cause inaccuracies.
`<html>` element has a valid value for its `[lang]` attribute
Specify a valid BCP 47 language in order to help screen readers and other assistive technologies announce text properly.
`[lang]` attributes have a valid value
Specify a valid BCP 47 language on elements in order to help screen readers and other assistive technologies announce text properly.

Best practices

The document does not use `<meta http-equiv="refresh">`
Pages that refresh automatically cause a poor user experience as focus is directed back to the top of the page unexpectedly.
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
For users with low vision who rely on screen magnification, ensure that zooming is not disabled.

Audio and video

`<video>` elements contain a `<track>` element with `[kind="captions"]`
Rtvs.sk may provide assistance to deaf or hearing-impaired users with captions on videos.

Names and labels

Buttons do not have an accessible name
Buttons become unusable as they are announced simply as "button" when the button does not have an accessible name, when used by screen readers and other assistive technologies.
Failing Elements
Image elements do not have `[alt]` attributes
Provide short and descriptive alternative text where possible on informative elements.
Failing Elements
img
img
img
img
img
img

Contrast

Navigation

Heading elements are not in a sequentially-descending order
Properly order all headers and do not skip heading levels to better the navigation and readability for users of assistive technologies, like a screen reader.
Failing Elements

Manual Checks

The page has a logical tab order
The visual layout should be logical in its tab order and users cannot focus elements that are offscreen.
Interactive controls are keyboard focusable
Ensure that custom interactive controls are keyboard focusable and that a focus indicator is displayed.
Interactive elements indicate their purpose and state
Ensure that interactive elements (such as links and buttons) are distinguishable from non-interactive elements and that they indicate their state.
The user's focus is directed to new content added to the page
When new content (such as a dialogue) is added to the page, the user's focus should be directed to it.
User focus is not accidentally trapped in a region
Avoid focus being accidentally trapped when a user tabs in and out of controls or regions on page.
Custom controls have associated labels
Ensure that custom interactive controls have associated labels, which are provided by aria-label and aria-labelledby attributes.
Custom controls have ARIA roles
Ensure that all custom interactive controls have appropriate ARIA roles.
Visual order on the page follows DOM order
Ensure that the DOM order matches with the page's visual order, in order to improve navigation for screen readers and other assistive technologies.
Offscreen content is hidden from assistive technology
Ensure that offscreen content is hidden through the use of "display:none" styling or the aria-hidden attribute.
HTML5 landmark elements are used to improve navigation
Elements such as <main> and <nav> are recommended as they are used by screen readers and other assistive technologies to improve keyboard navigation.
73

Best Practices

Indicates the recommended, best practices currently in place on the page and highlights the best practices that rtvs.sk should incorporate. This includes practices such as protecting pages with HTTPS.

Audits

Avoids requesting the geolocation permission on page load
When requesting a user's location, provide context or consider tying the request to a user action to avoid confusion and mistrust from users.
Avoids requesting the notification permission on page load
When requesting permission to send notifications, provide context or consider tying the request to a user action to avoid confusion and mistrust from users.

Audits

Allows users to paste into password fields
Ensure that password inputs may be pasted into to aid in the user's ability to use password managers and improve security.
Displays images with correct aspect ratio
Ensure that image display dimensions match their natural aspect ratio.
Serves images with appropriate resolution
For maximum image clarity, ensure images have natural dimensions and are proportional to the display size and pixel ratio.
Fonts with `font-display: optional` are preloaded
It is recommended that optional fonts are preloaded.

Audits

Page has the HTML doctype
Ensure a doctype is specified to prevent the browser from switching to quirks-mode.
Properly defines charset
It is advised to declare a character encoding, optionally via a <meta> tag in the first 1024 bytes of the HTML or in the Content-Type HTTP response header.

Audits

Avoids Application Cache
Application cache is deprecated and is no longer recommended.
Detected JavaScript libraries
Below is a list of all front-end JavaScript libraries that were detected on the page.
Name Version
Bootstrap
4.3.1
jQuery
3.4.1
core-js
core-js-global@2.5.7
Avoids deprecated APIs
Avoid deprecated APIs which will eventually be removed the browser.
No browser errors logged to the console
Below is a list of all errors logged to the console, which indicate unresolved problems on the site.
Page has valid source maps
Consider deploying source maps for added benefits such as the ability to debug while in production.
URL Map URL
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
https://www.rtvs.sk/media/new/js/complete.min.js.map
No issues in the `Issues` panel in Chrome Devtools
There may be unresolved issues logged to Chrome Devtools.

Audits

Does not use HTTPS — 1 insecure request found
Ensure that all pages are protected with HTTPS (including those that do not handle sensitive data) as HTTPS prevents tampering and passive listening on communications between the app and its users. Additionally, HTTPS is a prerequisite for HTTP/2 and many new web platform APIs.
Insecure URL Request Resolution
http://rtvs.sk/
Allowed
Links to cross-origin destinations are unsafe
Improve performance and prevent security vulnerabilities by adding rel="noopener" and rel="noreferrer" to external links.
Includes front-end JavaScript libraries with known security vulnerabilities — 2 vulnerabilities detected
Ensure that the use of third-party scripts is minimal and that only trusted third-party scripts are used as some may contain known security vulnerabilities which may be exploited by attackers.
Library Version Vulnerability Count Highest Severity
2
Medium

Audits

Registers an `unload` listener
The 'unload' event does not fire reliably, causing issues with browser optimizations such as the Back-Forward Cache. It is recommended that 'pagehide' or 'visibilitychange' events are used instead.
Source
82

SEO

Indicates how well the page is optimized for ranking in search engines and highlights Search Engine Optimization (SEO) opportunities for rtvs.sk. This includes optimizations such as providing meta data.

Mobile Friendly

Has a `<meta name="viewport">` tag with `width` or `initial-scale`
It is advised to use a '<meta name="viewport">' tag for the optimization of rtvs.sk on mobile screens.
Document uses legible font sizes
Font sizes of 12px or less are too small to most mobile users without user gestures and further action. Aim for more than 60% of page text to use font sizes greater than 12px.
Tap targets are sized appropriately
Interactive elements (such as buttons and links) should be appropriately spaced, sized and easy enough to select or tap with regard to their surrounding elements.

Content Best Practices

Document has a `<title>` element
Search engines, screen reader users and other assistive technology users rely on the title to provide an overview of the page and to help determine if the page is relevant to their search.
Links have descriptive text
Make use of descriptive link text to assist search engines in understanding the content.
Document has a valid `hreflang`
Search engines can be instructed to list specific versions of a page for a given language or region through the use of hreflang links.
Document has a valid `rel=canonical`
Search engines can be suggested which URL should be shown in search results through the use of canonical links.
Document avoids plugins
The content of plugins cannot be indexed by search engines and many devices either restrict or do not support them.

Crawling and Indexing

Page has successful HTTP status code
Avoid pages with unsuccessful HTTP status codes as they may not be indexed by search engines.
Links are crawlable
Ensure that the 'href' attribute of anchor elements links to the appropriate destination. This allows for more pages of the site to be discovered by search engines.
Page isn’t blocked from indexing
Pages that cannot be crawled by search engines cannot be indexed or included in their search results. Ensure that search engines have permission to crawl all pages that should be indexed.
robots.txt is valid
Malformed robots.txt files prevent crawlers from understanding how a site wants to be crawled or indexed, which can be devastating to SEO.

Content Best Practices

Document does not have a meta description
Meta descriptions may be used by search engines when displaying a link to the page and should concisely summarize the page's content.
Image elements do not have `[alt]` attributes
Provide short and descriptive alternative text where possible on informative elements.
Failing Elements
img
img
img
img
img
img

Manual Checks

Structured data is valid
Structured data can be validated through the use of the Structured Data Testing Tool and the Structured Data Linter.
36

Progressive Web App

Indicates how valid the aspects of a Progressive Web App (PWA) are for the page and highlights opportunities to enable/improve the PWA of rtvs.sk. This includes details about web app manifests.

PWA Optimized

Redirects HTTP traffic to HTTPS
It is advised to redirect all HTTP traffic to HTTPS, in order to enable secure web features for all users.
Content is sized correctly for the viewport
Ensure that the width of the app's content matches the width of the viewport, otherwise the app might not be optimized for mobile screens.
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
It is advised to use a '<meta name="viewport">' tag for the optimization of rtvs.sk on mobile screens.

Installable

Web app manifest or service worker do not meet the installability requirements — 1 reason
User engagement may be increased by leveraging the browsers ability to proactively prompt users to add the app to their homescreen.
Failure reason
No manifest was fetched

PWA Optimized

Does not register a service worker that controls page and `start_url`
A service worker is used to provide Progressive Web Apps the use of features such as working offline, the ability for the app to be added to the homescreen as well as push notifications.
Is not configured for a custom splash screen
Themed splash screens ensure a high-quality user experience at launch for app users.
View Data
Does not set a theme color for the address bar.
A theme may be applied to the browser address bar, which ideally can be made to match the site.
View Data
Does not provide a valid `apple-touch-icon`
iOS users of Progressive Web Apps will benefit from an apple touch icon, which can be defined with 'apple-touch-icon', which must point to a non-transparent 192px (or 180px) square PNG.
Manifest doesn't have a maskable icon
Maskable icons are great to ensure that images fill the entire shape when installing the app on a device.

Manual Checks

Site works cross-browser
Ensure that the Progressive Web App works correctly across every major browser.
Page transitions don't feel like they block on the network
Users perceive apps with responsive, snappy transitions as higher peforming and ensures a great user experience, even on a slow network.
Each page has a URL
Ensure that all pages are deep linkable via URL. They should also be unique for the purpose of shareability on social media.
Avg. (All Categories) 64
Performance 37
Accessibility 89
Best Practices 73
SEO 81
Progressive Web App 42
0–49 (Fail) 50–89 (Average) 90–100 (Pass)
URL: https://www.rtvs.sk/
Updated: 21st May, 2021

1.82 seconds
First Contentful Paint (FCP)
46%
44%
10%

0.03 seconds
First Input Delay (FID)
95%
4%
1%

Simulate loading on mobile
37

Performance

Indicates how well the page is performing and highlights opportunities where performance may be improved for rtvs.sk. This includes details about optimizing page load times which can result in a better user experience.

Metrics

Cumulative Layout Shift — 0.023
Cumulative Layout Shift is the measurement of visible elements collective movement within the viewport.
View Data

Opportunities

Properly size images
Images can slow down the page's load time. Rtvs.sk should consider serving more appropriate-sized images.
Defer offscreen images
Time to Interactive can be slowed down by resources on the page. Rtvs.sk should consider lazy-loading offscreen and hidden images.
Minify CSS
Cascading Style Sheets (CSS) files can contribute to network payload sizes. Rtvs.sk should consider minifying CSS files.
Minify JavaScript
JavaScript (JS) files can contribute to network payload sizes and increase script parse times. Rtvs.sk should consider minifying JS files.
Enable text compression
Text-based resources should be served with compression, such as gzip, deflate or brotli.
Preconnect to required origins
Resource hints, such as 'preconnect' or 'dns-prefetch', may assist in establishing early connections to important third-party origins.
Initial server response time was short — Root document took 120 ms
It is advised to keep the server response time short for the main document, because all other requests depend on it.
URL Time Spent (Ms)
https://www.rtvs.sk/
118.595
Avoid multiple page redirects — Potential savings of 630 ms
Redirects can cause additional delays before the page can begin loading. Rtvs.sk should avoid multiple or unnecessary page redirects.
URL Time Spent (Ms)
http://rtvs.sk/
630
https://www.rtvs.sk/
0
Preload key requests
Key requests can be preloaded by using '<link rel=preload>'. Rtvs.sk should consider using '<link rel=preload>' to prioritize fetching resources that are currently requested later in page load.
Use video formats for animated content
Large GIFs are inefficient for delivering animated content. It is recommended to use MPEG4/WebM videos for animations and PNG/WebP for static images instead of GIF.
Remove duplicate modules in JavaScript bundles
Ensure that no duplicate JavaScript modules from bundles exist to reduce bytes consumed by network activity.
Preload Largest Contentful Paint image
It is recommended to preload images used by LCP elements, to improve LCP time.

Diagnostics

Avoids enormous network payloads — Total size was 1,537 KiB
Large network payloads can cost users money and are linked to long load times.
URL Transfer Size (Bytes)
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
267782
https://www.rtvs.sk/media/a501/image/file/12/0709/b9po.pumpa_jpg.jpg
124678
https://imasdk.googleapis.com/js/sdkloader/ima3.js
117794
https://www.rtvs.sk/media/a501/image/file/12/0790/EYxU.citronada_png.jpg
74350
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
69993
https://www.rtvs.sk/media/a501/image/file/12/0788/G72Q.msvhokeji_png.jpg
67521
https://connect.facebook.net/sk_SK/all.js?hash=13d9eee0673807569eded730b1a3c557&ua=modern_es6
66217
https://script.hotjar.com/modules.0d0a898aa455aaa7acd5.js
59638
https://www.rtvs.sk/media/a501/image/file/12/0651/YdV3.eva_nova394_jpg.jpg
55811
https://www.rtvs.sk/media/a501/image/file/12/0651/00BG.slovensky_bigbit_png.jpg
55413
Avoids an excessive DOM size — 754 elements
A large DOM (Document Object Model) will increase memory usage, cause longer system calculations as well as costly layout reflows.
Statistic Element Value
Total DOM Elements
754
Maximum DOM Depth
15
Maximum Child Elements
svg
19
Avoid chaining critical requests — 3 chains found
Below is a list of Critical Request Chains, which shows which resources are loaded with a high priority. Rtvs.sk should consider reducing the length of chains, reducing the download size of resources, or deferring the download of unnecessary resources to improve page load.
User Timing marks and measures
Make use of the User Timing API to measure an app's real-world performance during key user experiences.
All text remains visible during webfont loads
Make use of the font-display CSS feature, which will ensure text is user-visible while webfonts are loading.
Keep request counts low and transfer sizes small — 66 requests • 1,537 KiB
It is advised to add a budgets.json file in order to set budgets for the quantity and size of page resources.
Resource Type Requests Transfer Size (Bytes)
Total
66
1573966
Image
42
768954
Script
11
586919
Font
5
129064
Stylesheet
1
69993
Document
3
16317
Other
4
2719
Media
0
0
Third-party
16
326808
Minimize third-party usage — Third-party code blocked the main thread for 100 ms
It is advised to either limit, remove or delay the loading of redundant third-party code which may be significantly impacting load performance.
Third-Party Transfer Size (Bytes) Main-Thread Blocking Time (Ms)
20814
51.728
63870
33.06
118472
11.912
69158
0
37432
0
16374
0
688
0
Lazy load third-party resources with facades
Consider replacing third-party embeds with a facade until they are required (use lazy loading).
Largest Contentful Paint element — 1 element found
The element which was identified as the Largest Contentful Paint.
Element
Avoid large layout shifts — 2 elements found
Below is a list of all DOM elements that contribute to the CLS of the page.
Element CLS Contribution
0.014632587432861
0.0079333305358887
Avoids `document.write()`
Avoid or limit the use of external scripts that are dynamically injected via 'document.write()' as users on slow connections will be delayed by tens of seconds.
Avoid long main-thread tasks — 8 long tasks found
Below is a list of the longest tasks on the main thread, which is useful when identifying the worst input delay contributors.
URL Start Time (Ms) Duration (Ms)
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
5010
522
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
5590
123
https://script.hotjar.com/modules.0d0a898aa455aaa7acd5.js
8455
110
https://www.rtvs.sk/
1509
78
https://connect.facebook.net/sk_SK/all.js?hash=13d9eee0673807569eded730b1a3c557&ua=modern_es6
8112
65
https://gask.hit.gemius.pl/xgemius.js
6649
64
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
2310
61
https://www.google-analytics.com/analytics.js
8565
61
Avoid non-composited animations — 1 animated element found
It is recommended to avoid non-composited animations which are often janky and increase CLS.
Element
1

Budgets

Performance budget
It is advised to keep the quantity and size of all network requests under the targets set by the provided performance budget.
Timing budget
It is advised to set a timing budget to monitor the performance of your site.

Other

Network Requests
Below is a list of network requests that were made during page load.
URL Protocol Start Time (Ms) End Time (Ms) Transfer Size (Bytes) Resource Size (Bytes) Status Code MIME Type Resource Type
http://rtvs.sk/
http/1.1
0
234.71099999733
488
0
302
https://www.rtvs.sk/
h2
235.27800000738
352.87599998992
11555
55942
200
text/html
Document
https://www.rtvs.sk/media/fonts/noticaBold/noticiatext-boldnotica_B.woff
h2
366.30400002468
480.93900003005
21687
21192
200
font/woff
Font
https://www.rtvs.sk/media/fonts/noticaRegular/noticiatext-regularnotica_R.woff
h2
367.12399998214
481.45900003146
22400
21904
200
font/woff
Font
https://www.rtvs.sk/media/fonts/openSansBold/opensans-boldopenSans_B.woff
h2
367.30799998622
481.82300000917
19602
19112
200
font/woff
Font
https://www.rtvs.sk/media/fonts/openSansRegular/opensans-regularopenSans_R.woff
h2
367.58299998473
479.82200002298
19412
18916
200
font/woff
Font
https://www.rtvs.sk/media/fonts/openSansLight/opensans-lightopenSans_R.woff
h2
368.28099994455
480.47199996654
45963
45468
200
font/woff
Font
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
h2
371.25600001309
512.22099992447
69993
419298
200
text/css
Stylesheet
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
h2
371.77900003735
711.06599993072
267782
891745
200
application/javascript
Script
https://imasdk.googleapis.com/js/sdkloader/ima3.js
h2
371.91099999472
383.3459999878
117794
342189
200
text/javascript
Script
https://www.rtvs.sk/media/images/rtvs-logo.svg
h2
514.45599994622
626.20900000911
1598
1100
200
image/svg+xml
Image
https://www.rtvs.sk/media/a501/image/file/1/0791/kM3h.jpg
h2
627.37500004005
742.5280000316
49044
48579
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/1/0791/cwJ1.jpg
h2
744.27999998443
856.75399994943
49643
49177
200
image/jpeg
Image
https://www.rtvs.sk/media/images/ico-video.svg
h2
751.42600003164
863.69799997192
1493
996
200
image/svg+xml
Image
https://www.rtvs.sk/media/a501/image/file/12/0788/G72Q.msvhokeji_png.jpg
h2
876.64999999106
990.48099992797
67521
67061
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/12/0790/EYxU.citronada_png.jpg
h2
876.97500002105
993.48399997689
74350
73886
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/12/0725/XmPG.famila_png.jpg
h2
877.11699993815
992.50599998049
42865
42400
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/12/0651/YdV3.eva_nova394_jpg.jpg
h2
877.25899997167
993.03499993403
55811
55353
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/12/0651/00BG.slovensky_bigbit_png.jpg
h2
877.41199997254
1100.540000014
55413
54954
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/12/0709/b9po.pumpa_jpg.jpg
h2
877.96099996194
1208.227999974
124678
124213
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/15/0708/2qfP.uhrady_jpeg.jpg
h2
878.10299999546
1105.1179999486
8694
8230
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/13/0792/xMq3.woman_5488095_960_720_pixabay_alexandra_koch_jpg.jpg
h2
878.45700001344
1099.44000002
8656
8198
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/13/0792/rbH1.succulents_2347550_960_720_jpg.jpg
h2
878.64899996202
1104.1219999315
9541
9077
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/13/0792/uB20.187758490_349713126735674_5292927418637875627_n_2_jpg.jpg
h2
878.79699992482
1106.3849999337
11152
10687
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/13/0792/HkVQ.img_3091_jpg.jpg
h2
878.9140000008
1220.5339999637
10590
10126
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/13/0792/9KoZ.188875610_843989169557897_9162367363242342020_n_3_jpg.jpg
h2
879.05899994075
1103.7370000267
11220
10755
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/13/0791/fUQa.dom_promo_jpg.jpg
h2
879.17700002436
1107.5529999798
16376
15918
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/13/0791/L9ZD.20190519_milan_novak_portret_02782555_3_jpg.jpg
h2
879.28500003181
996.84000003617
8891
8427
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/13/0791/kVEG.snail_3633579_960_720_jpg.jpg
h2
879.402999999
1212.2880000388
15758
15295
200
image/jpeg
Image
https://www.rtvs.sk/media/a501/image/file/13/0790/6BmU.kpt_nalepka_2_jpg.jpg
h2
879.51200001407
1104.8479999881
9902
9445
200
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h2
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h2
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h2
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https://www.rtvs.sk/media/images/logo-dvojka.svg
h2
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https://www.rtvs.sk/media/images/logo-trojka.svg
h2
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https://www.rtvs.sk/media/images/icon-jednotka-white.svg
h2
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h2
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h2
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Script
https://www.google-analytics.com/analytics.js
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Network Round Trip Times — 0 ms
High Network RTT (Round Trip Times) can have a large impact on performance. Providing servers geographically closer to the user could improve performance.
Server Backend Latencies — 0 ms
High server latencies indicate the server is overloaded or has a poor backend performance.
Tasks
Below is a list of the top-level main thread tasks that executed during page load.
Start Time (Ms) End Time (Ms)
382.74
8.178
540.594
15.243
777.895
130.512
908.427
15.587
932.64
10.202
957.642
14.477
972.169
9.344
981.6
8.191
1005.098
61.678
1067.168
6.984
1074.954
6.086
1101.074
16.304
1117.397
10.399
1133.453
7.672
1143.799
39.024
1194.322
30.369
1234.514
6.636
1259.997
7.034
1273.923
7.481
1290.093
27.424
1317.629
10.063
1331.04
7.047
1338.362
14.662
1365.815
15.923
1390.499
6.459
1857.602
6.786
2815.337
20.855
2840.723
12.155
2852.899
12.322
2874.287
12.731
Diagnostics
Below is a collection of useful page vitals.
View Data
Metrics
Below is a collection of metrics.
View Data

Metrics

Speed Index — 5.4 s
The time taken for the page contents to be visibly populated.
Total Blocking Time — 600 ms
The total blocking time is the sum of all time periods between First Contentful Paint and Time to Interactive (when task length exceeded 50ms).

Other

Estimated Input Latency — 80 ms
The time taken for the page to respond to user input (during the busiest 5 second window of page load). Users are likely to perceive rtvs.sk as laggy when the latency is higher than 0.05 seconds.

Opportunities

Remove unused CSS — Potential savings of 65 KiB
Dead and/or unused rules in Style Sheets (CSS) can contribute to network payload sizes. Rtvs.sk should consider removing dead rules from style sheets and deferring the loading of CSS not used for above-the-fold content.
URL Transfer Size (Bytes) Potential Savings (Bytes)
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
69993
66117
Efficiently encode images — Potential savings of 97 KiB
Unoptimized images can consume more cellular data than what is necessary.
URL Resource Size (Bytes) Potential Savings (Bytes)
https://www.rtvs.sk/media/a501/image/file/12/0709/b9po.pumpa_jpg.jpg
124213
23915
https://www.rtvs.sk/media/a501/image/file/1/0791/cwJ1.jpg
49177
17538
https://www.rtvs.sk/media/a501/image/file/1/0791/kM3h.jpg
48579
17159
https://www.rtvs.sk/media/a501/image/file/12/0790/EYxU.citronada_png.jpg
73886
11438
https://www.rtvs.sk/media/a501/image/file/12/0792/I098.rozhovor_project_00_30_34_22_still002_jpg.jpg
47437
9080
https://www.rtvs.sk/media/a501/image/file/12/0725/XmPG.famila_png.jpg
42400
7226
https://www.rtvs.sk/media/a501/image/file/12/0651/YdV3.eva_nova394_jpg.jpg
55353
6403
https://www.rtvs.sk/media/a501/image/file/12/0788/G72Q.msvhokeji_png.jpg
67061
6391
Avoid serving legacy JavaScript to modern browsers — Potential savings of 9 KiB
Polyfills and transforms enable legacy browsers to use new JavaScript features. For bundled JavaScript it is recommended to adopt a modern script deployment strategy using module/nomodule feature detection. This will reduce the amount of code shipped to modern browsers.
URL Potential Savings (Bytes)
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
8913

Diagnostics

Reduce JavaScript execution time — 1.6 s
JavaScript (JS) execution time can be lowered by reducing the time required for parsing, compiling and executing JS. Delivering smaller JS payloads may help with this.
URL Total CPU Time (Ms) Script Evaluation (Ms) Script Parse (Ms)
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
1197.428
913.216
54.564
https://www.rtvs.sk/
714.66
25.976
12.36
Unattributable
347.404
5.032
0.852
https://script.hotjar.com/modules.0d0a898aa455aaa7acd5.js
144.136
114.988
15.968
https://www.google-analytics.com/analytics.js
139.368
113.74
5.712
https://connect.facebook.net/sk_SK/all.js?hash=13d9eee0673807569eded730b1a3c557&ua=modern_es6
119.652
86.928
24.324
https://imasdk.googleapis.com/js/sdkloader/ima3.js
100.964
64.76
36.024
https://gask.hit.gemius.pl/xgemius.js
76.38
64.34
8.08
https://www.googletagmanager.com/gtm.js?id=GTM-TV5CKHM
66.004
49.864
13.056
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
60.972
0
0
https://vars.hotjar.com/box-21ccaa45726c0f3c8c458f7a87eb2298.html
56.76
23.396
4.884
Minimize main-thread work — 3.1 s
Main-thread work timing can be lowered by reducing the time required for parsing, compiling and executing JS. Delivering smaller JS payloads may help with this.
Category Time Spent (Ms)
Script Evaluation
1498.96
Other
695.408
Style & Layout
353.588
Rendering
218.276
Script Parsing & Compilation
188.112
Parse HTML & CSS
147.248

Metrics

First Contentful Paint — 4.8 s
The time taken for the first image or text on the page to be rendered.
Largest Contentful Paint — 9.1 s
The timing of the largest text or image that is painted.
Time to Interactive — 8.3 s
The time taken for the page to become fully interactive.

Other

First CPU Idle — 8.0 s
The time taken for the page's main thread to be quiet enough to handle input.
Max Potential First Input Delay — 520 ms
Users could experience a delay when interacting with the page.
First Meaningful Paint — 4.8 s
The time taken for the primary content of the page to be rendered.
First Contentful Paint (3G) — 9582 ms
The time taken for the first image or text on the page to be rendered while on a 3G network.

Opportunities

Eliminate render-blocking resources — Potential savings of 3,320 ms
Resources, such as JavaScript and style sheets, can block the first paint of the page. Rtvs.sk should consider delivering critical JavaScript/style sheets (JS/CSS) inline and deferring all non-critical JS/CSS.
URL Transfer Size (Bytes) Potential Savings (Ms)
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
69993
750
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
267782
2100
https://imasdk.googleapis.com/js/sdkloader/ima3.js
117794
1980
Remove unused JavaScript — Potential savings of 358 KiB
It is advised to remove unused JavaScript in order to reduce bytes consumed by network activity.
URL Transfer Size (Bytes) Potential Savings (Bytes)
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
267782
192506
https://imasdk.googleapis.com/js/sdkloader/ima3.js
117794
89908
https://connect.facebook.net/sk_SK/all.js?hash=13d9eee0673807569eded730b1a3c557&ua=modern_es6
66217
43262
https://script.hotjar.com/modules.0d0a898aa455aaa7acd5.js
59638
40799
Serve images in next-gen formats — Potential savings of 314 KiB
Image formats like PNG and JPEG have poor compression when compared to other next-gen formats, such as JPEG 200, JPEG XR and WebP.
URL Resource Size (Bytes) Potential Savings (Bytes)
https://www.rtvs.sk/media/a501/image/file/12/0709/b9po.pumpa_jpg.jpg
124213
57765
https://www.rtvs.sk/media/a501/image/file/12/0790/EYxU.citronada_png.jpg
73886
40940
https://www.rtvs.sk/media/a501/image/file/12/0651/YdV3.eva_nova394_jpg.jpg
55353
35263
https://www.rtvs.sk/media/a501/image/file/1/0791/cwJ1.jpg
49177
34093
https://www.rtvs.sk/media/a501/image/file/12/0788/G72Q.msvhokeji_png.jpg
67061
33777
https://www.rtvs.sk/media/a501/image/file/1/0791/kM3h.jpg
48579
33325
https://www.rtvs.sk/media/a501/image/file/12/0792/I098.rozhovor_project_00_30_34_22_still002_jpg.jpg
47437
32485
https://www.rtvs.sk/media/a501/image/file/12/0651/00BG.slovensky_bigbit_png.jpg
54954
27260
https://www.rtvs.sk/media/a501/image/file/12/0725/XmPG.famila_png.jpg
42400
26582

Diagnostics

Serve static assets with an efficient cache policy — 52 resources found
Rtvs.sk can speed up repeat visits by increasing the cache lifetime, which is essentially how long before a cached copy expires.
URL Cache TTL (Ms) Transfer Size (Bytes)
https://static.hotjar.com/c/hotjar-1184841.js?sv=6
60000
2635
https://connect.facebook.net/sk_SK/all.js
1200000
2941
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
3600000
267782
https://www.rtvs.sk/media/a501/image/file/12/0709/b9po.pumpa_jpg.jpg
3600000
124678
https://www.rtvs.sk/media/a501/image/file/12/0790/EYxU.citronada_png.jpg
3600000
74350
https://www.rtvs.sk/media/new/css/styles.min.css?1621602483
3600000
69993
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3600000
67521
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3600000
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3600000
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3600000
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3600000
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3600000
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3600000
45963
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3600000
42865
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3600000
22400
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3600000
21687
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3600000
19602
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3600000
19412
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3600000
16890
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3600000
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3600000
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3600000
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3600000
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3600000
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3600000
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3600000
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3600000
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3600000
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3600000
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3600000
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3600000
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3600000
1493
https://www.rtvs.sk/media/images/icons/social/yt_inverted-w64.png
3600000
1472
https://www.rtvs.sk/media/images/icon-play.svg
3600000
1436
https://www.rtvs.sk/media/images/icons/social/in_inverted-w64.png
3600000
1411
https://www.rtvs.sk/media/images/icon-play-grey.svg
3600000
1378
https://www.rtvs.sk/media/images/icons/social/fb_inverted-w64.png
3600000
1335
https://www.rtvs.sk/media/images/icon-jednotka-white.svg
3600000
1289
https://www.rtvs.sk/media/images/footer_bckg.png
3600000
666
https://www.google-analytics.com/analytics.js
7200000
20199
https://gask.hit.gemius.pl/xgemius.js
43200000
10954
Does not use passive listeners to improve scrolling performance
Improve the page's scroll performance by marking touch and wheel event listeners as 'passive'.
Source
Image elements do not have explicit `width` and `height`
Reduce layout shifts and improve CLS by setting explicit width and height properties on image elements.
URL Failing Elements
https://www.rtvs.sk/media/a501/image/file/13/0791/fUQa.dom_promo_jpg.jpg
https://www.rtvs.sk/media/images/rtvs-logo.svg
https://www.rtvs.sk/media/a501/image/file/13/0790/e2we.uc0f_zahady_mysle_2_png_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0791/kVEG.snail_3633579_960_720_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0661/PThT.content_euvlajka_png.jpg
https://www.rtvs.sk/media/a501/image/file/13/0661/3ijQ.archiv_extra_140_px_jpg.jpg
https://www.rtvs.sk/media/images/ico-video.svg
https://www.rtvs.sk/media/a501/image/file/13/0627/gDiB.spravyzvucka140_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0792/HkVQ.img_3091_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0792/rbH1.succulents_2347550_960_720_jpg.jpg
https://www.rtvs.sk/media/images/ico-video.svg
https://www.rtvs.sk/media/images/ico-video.svg
https://www.rtvs.sk/media/images/ico-video.svg
https://www.rtvs.sk/media/a501/image/file/13/0661/lKpg.sosr_maly_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0792/9KoZ.188875610_843989169557897_9162367363242342020_n_3_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0792/uB20.187758490_349713126735674_5292927418637875627_n_2_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0790/6BmU.kpt_nalepka_2_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0661/SFPy.sutaze_rtvs_cut_small_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0791/L9ZD.20190519_milan_novak_portret_02782555_3_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/15/0708/2qfP.uhrady_jpeg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0792/xMq3.woman_5488095_960_720_pixabay_alexandra_koch_jpg.jpg
https://www.rtvs.sk/media/a501/image/file/13/0711/PSkr.eshop_jpg.jpg
https://www.rtvs.sk/media/images/icons/social/insta_inverted-w64.png
https://www.rtvs.sk/media/images/icons/social/tw_inverted-w64.png
https://www.rtvs.sk/media/images/rtvs-logo-white.svg
https://www.rtvs.sk/media/images/icons/social/yt_inverted-w64.png
https://www.rtvs.sk/media/images/icons/social/in_inverted-w64.png
https://www.rtvs.sk/media/images/icons/social/fb_inverted-w64.png
89

Accessibility

Indicates how accessible the page is and highlights opportunities where the page can be made more accessible to users of rtvs.sk. This includes details about various page attributes that can be optimized.

Navigation

`[accesskey]` values are unique
Access keys assist users with focusing on different parts of the page. Each access key should be unique for proper navigation.
The page contains a heading, skip link, or landmark region
It is advised to provide ways to bypass repetitive content, allowing users to navigate the page efficiently.
`[id]` attributes on active, focusable elements are unique
Ensure all focusable elements have a unique id value to allow them to be visible to users of assistive technologies, like a screen reader.
No element has a `[tabindex]` value greater than 0
Although technically valid, a tabindex value greater than 0 often creates frustrating experiences for users who rely on assistive technologies.

ARIA

`[aria-*]` attributes match their roles
Avoid mismatching 'aria-*' attributes and their 'role' value, as it invalidates the attribute.
`button`, `link`, and `menuitem` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[aria-hidden="true"]` is not present on the document `<body>`
If aria-hidden=true is set on the document body, assistive technologies, like a screen reader will work inconsistently.
`[aria-hidden="true"]` elements do not contain focusable descendents
Interactive elements within an aria-hidden=true element are unavailable to users of assistive technologies, like a screen reader.
ARIA input fields have accessible names
Generic names are announced to users of assistive technologies, like a screen reader, when an input field does not have an accessible name specified.
ARIA `meter` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
ARIA `progressbar` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[role]`s have all required `[aria-*]` attributes
Some ARIA roles have required 'aria-*' attributes, which provide essential information about state and functionality.
Elements with an ARIA `[role]` that require children to contain a specific `[role]` have all required children.
Some ARIA parent roles cannot perform their intended functions if specific child roles are not used.
`[role]`s are contained by their required parent element
Some ARIA child roles cannot perform their intended functions if specific parent roles are not used.
`[role]` values are valid
All ARIA roles require valid values to perform their intended functions.
ARIA toggle fields have accessible names
Generic names are announced to users of assistive technologies, like a screen reader, when a toggle field does not have an accessible name specified.
ARIA `tooltip` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
ARIA `treeitem` elements have accessible names
Without accessible names on elements, screen readers will default to announcing a generic name, which means your content will be less accessible to users who rely on screen readers.
`[aria-*]` attributes have valid values
ARIA attributes cannot be interpreted with invalid values when used by screen readers and other assistive technologies.
`[aria-*]` attributes are valid and not misspelled
ARIA attributes cannot be interpreted with invalid names when used by screen readers and other assistive technologies.
ARIA IDs are unique
Ensure all ARIA ID values are unique to prevent elements from being overlooked by assistive technologies, like a screen reader.

Names and labels

Buttons have an accessible name
Buttons become unusable as they are announced simply as "button" when the button does not have an accessible name, when used by screen readers and other assistive technologies.
Document has a `<title>` element
Search engines, screen reader users and other assistive technology users rely on the title to provide an overview of the page and to help determine if the page is relevant to their search.
No form fields have multiple labels
Having multiple labels for form fields can be confusing to assistive technologies, like a screen reader.
`<frame>` or `<iframe>` elements have a title
Screen reader users and other assistive technology users rely on frame titles to describe the contents of frames.
`<input type="image">` elements have `[alt]` text
Input buttons with alternative text assist screen readers and other assistive technology users to understand its purpose.
Form elements have associated labels
Screen readers and other assistive technologies rely on labels to properly announce form controls.
Links have a discernible name
In order to improve the navigation for screen reader and other assistive technology users, use link text that is unique, focusable and discernible.
`<object>` elements have `[alt]` text
It is advised that alt text is used on '<object>' elements in order to provide meaning to screen reader and other assistive technology users, as these technologies are unable to translate non-text content.

Tables and lists

`<dl>`'s contain only properly-ordered `<dt>` and `<dd>` groups, `<script>`, `<template>` or `<div>` elements.
Screen readers and other assistive technologies may produce poor and inaccurate output when definition lists are not properly marked up.
Definition list items are wrapped in `<dl>` elements
In order for screen readers and other assistive technologies to properly announce definition list items ('<dt>' and '<dd>'), they must be wrapped in parent a '<dl>' element.
Lists contain only `<li>` elements and script supporting elements (`<script>` and `<template>`).
Use proper list structure to aid screen readers and other assistive technologies.
List items (`<li>`) are contained within `<ul>` or `<ol>` parent elements
In order for screen readers to announce list items, ensure that list items ('<li>') are contained within parent '<ul>' or '<ol>' tags.
Cells in a `<table>` element that use the `[headers]` attribute refer to table cells within the same table.
Screen readers and other assistive technologies have features to make navigating tables easier. Ensure that '<td>' cells using the headers attribute only refer to other cells in the same table, to improve screen reader user experience.
`<th>` elements and elements with `[role="columnheader"/"rowheader"]` have data cells they describe.
Screen readers and other assistive technologies have features to make navigating tables easier. Ensure that table headers refer to some set of cells, to improve screen reader user experience.

Internationalization and localization

`<html>` element has a `[lang]` attribute
It is advised to provide a lang attribute so that screen readers and other assistive technologies are guaranteed to announce the page's text correctly. When not provided, the user's default language setting will be used which may cause inaccuracies.
`<html>` element has a valid value for its `[lang]` attribute
Specify a valid BCP 47 language in order to help screen readers and other assistive technologies announce text properly.
`[lang]` attributes have a valid value
Specify a valid BCP 47 language on elements in order to help screen readers and other assistive technologies announce text properly.

Best practices

The document does not use `<meta http-equiv="refresh">`
Pages that refresh automatically cause a poor user experience as focus is directed back to the top of the page unexpectedly.
`[user-scalable="no"]` is not used in the `<meta name="viewport">` element and the `[maximum-scale]` attribute is not less than 5.
For users with low vision who rely on screen magnification, ensure that zooming is not disabled.

Audio and video

`<video>` elements contain a `<track>` element with `[kind="captions"]`
Rtvs.sk may provide assistance to deaf or hearing-impaired users with captions on videos.

Contrast

Background and foreground colors do not have a sufficient contrast ratio.
Many (if not most) users find low-contrast text difficult or impossible to read.
Failing Elements

Navigation

Heading elements are not in a sequentially-descending order
Properly order all headers and do not skip heading levels to better the navigation and readability for users of assistive technologies, like a screen reader.
Failing Elements

Names and labels

Image elements do not have `[alt]` attributes
Provide short and descriptive alternative text where possible on informative elements.
Failing Elements
img
img

Manual Checks

The page has a logical tab order
The visual layout should be logical in its tab order and users cannot focus elements that are offscreen.
Interactive controls are keyboard focusable
Ensure that custom interactive controls are keyboard focusable and that a focus indicator is displayed.
Interactive elements indicate their purpose and state
Ensure that interactive elements (such as links and buttons) are distinguishable from non-interactive elements and that they indicate their state.
The user's focus is directed to new content added to the page
When new content (such as a dialogue) is added to the page, the user's focus should be directed to it.
User focus is not accidentally trapped in a region
Avoid focus being accidentally trapped when a user tabs in and out of controls or regions on page.
Custom controls have associated labels
Ensure that custom interactive controls have associated labels, which are provided by aria-label and aria-labelledby attributes.
Custom controls have ARIA roles
Ensure that all custom interactive controls have appropriate ARIA roles.
Visual order on the page follows DOM order
Ensure that the DOM order matches with the page's visual order, in order to improve navigation for screen readers and other assistive technologies.
Offscreen content is hidden from assistive technology
Ensure that offscreen content is hidden through the use of "display:none" styling or the aria-hidden attribute.
HTML5 landmark elements are used to improve navigation
Elements such as <main> and <nav> are recommended as they are used by screen readers and other assistive technologies to improve keyboard navigation.
73

Best Practices

Indicates the recommended, best practices currently in place on the page and highlights the best practices that rtvs.sk should incorporate. This includes practices such as protecting pages with HTTPS.

Audits

Avoids requesting the geolocation permission on page load
When requesting a user's location, provide context or consider tying the request to a user action to avoid confusion and mistrust from users.
Avoids requesting the notification permission on page load
When requesting permission to send notifications, provide context or consider tying the request to a user action to avoid confusion and mistrust from users.

Audits

Allows users to paste into password fields
Ensure that password inputs may be pasted into to aid in the user's ability to use password managers and improve security.
Displays images with correct aspect ratio
Ensure that image display dimensions match their natural aspect ratio.
Serves images with appropriate resolution
For maximum image clarity, ensure images have natural dimensions and are proportional to the display size and pixel ratio.
Fonts with `font-display: optional` are preloaded
It is recommended that optional fonts are preloaded.

Audits

Page has the HTML doctype
Ensure a doctype is specified to prevent the browser from switching to quirks-mode.
Properly defines charset
It is advised to declare a character encoding, optionally via a <meta> tag in the first 1024 bytes of the HTML or in the Content-Type HTTP response header.

Audits

Avoids Application Cache
Application cache is deprecated and is no longer recommended.
Detected JavaScript libraries
Below is a list of all front-end JavaScript libraries that were detected on the page.
Name Version
Bootstrap
4.3.1
jQuery
3.4.1
core-js
core-js-global@2.5.7
Avoids deprecated APIs
Avoid deprecated APIs which will eventually be removed the browser.
No browser errors logged to the console
Below is a list of all errors logged to the console, which indicate unresolved problems on the site.
Page has valid source maps
Consider deploying source maps for added benefits such as the ability to debug while in production.
URL Map URL
https://www.rtvs.sk/media/new/js/complete.min.js?1621602483
https://www.rtvs.sk/media/new/js/complete.min.js.map
No issues in the `Issues` panel in Chrome Devtools
There may be unresolved issues logged to Chrome Devtools.

Audits

Does not use HTTPS — 1 insecure request found
Ensure that all pages are protected with HTTPS (including those that do not handle sensitive data) as HTTPS prevents tampering and passive listening on communications between the app and its users. Additionally, HTTPS is a prerequisite for HTTP/2 and many new web platform APIs.
Insecure URL Request Resolution
http://rtvs.sk/
Allowed
Links to cross-origin destinations are unsafe
Improve performance and prevent security vulnerabilities by adding rel="noopener" and rel="noreferrer" to external links.
Includes front-end JavaScript libraries with known security vulnerabilities — 2 vulnerabilities detected
Ensure that the use of third-party scripts is minimal and that only trusted third-party scripts are used as some may contain known security vulnerabilities which may be exploited by attackers.
Library Version Vulnerability Count Highest Severity
2
Medium

Audits

Registers an `unload` listener
The 'unload' event does not fire reliably, causing issues with browser optimizations such as the Back-Forward Cache. It is recommended that 'pagehide' or 'visibilitychange' events are used instead.
Source
81

SEO

Indicates how well the page is optimized for ranking in search engines and highlights Search Engine Optimization (SEO) opportunities for rtvs.sk. This includes optimizations such as providing meta data.

Mobile Friendly

Has a `<meta name="viewport">` tag with `width` or `initial-scale`
It is advised to use a '<meta name="viewport">' tag for the optimization of rtvs.sk on mobile screens.
Document uses legible font sizes — 99.59% legible text
Font sizes of 12px or less are too small to most mobile users without user gestures and further action. Aim for more than 60% of page text to use font sizes greater than 12px.
Source Selector % of Page Text Font Size
button, input, optgroup, select, textarea
0.41%
0px
99.59%
≥ 12px

Content Best Practices

Document has a `<title>` element
Search engines, screen reader users and other assistive technology users rely on the title to provide an overview of the page and to help determine if the page is relevant to their search.
Links have descriptive text
Make use of descriptive link text to assist search engines in understanding the content.
Document has a valid `hreflang`
Search engines can be instructed to list specific versions of a page for a given language or region through the use of hreflang links.
Document has a valid `rel=canonical`
Search engines can be suggested which URL should be shown in search results through the use of canonical links.
Document avoids plugins
The content of plugins cannot be indexed by search engines and many devices either restrict or do not support them.

Crawling and Indexing

Page has successful HTTP status code
Avoid pages with unsuccessful HTTP status codes as they may not be indexed by search engines.
Links are crawlable
Ensure that the 'href' attribute of anchor elements links to the appropriate destination. This allows for more pages of the site to be discovered by search engines.
Page isn’t blocked from indexing
Pages that cannot be crawled by search engines cannot be indexed or included in their search results. Ensure that search engines have permission to crawl all pages that should be indexed.
robots.txt is valid
Malformed robots.txt files prevent crawlers from understanding how a site wants to be crawled or indexed, which can be devastating to SEO.

Mobile Friendly

Tap targets are not sized appropriately — 60% appropriately sized tap targets
Interactive elements (such as buttons and links) should be appropriately spaced, sized and easy enough to select or tap with regard to their surrounding elements.
Tap Target Size Overlapping Target
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27
330x27

Content Best Practices

Document does not have a meta description
Meta descriptions may be used by search engines when displaying a link to the page and should concisely summarize the page's content.
Image elements do not have `[alt]` attributes
Provide short and descriptive alternative text where possible on informative elements.
Failing Elements
img
img

Manual Checks

Structured data is valid
Structured data can be validated through the use of the Structured Data Testing Tool and the Structured Data Linter.
42

Progressive Web App

Indicates how valid the aspects of a Progressive Web App (PWA) are for the page and highlights opportunities to enable/improve the PWA of rtvs.sk. This includes details about web app manifests.

PWA Optimized

Redirects HTTP traffic to HTTPS
It is advised to redirect all HTTP traffic to HTTPS, in order to enable secure web features for all users.
Content is sized correctly for the viewport
Ensure that the width of the app's content matches the width of the viewport, otherwise the app might not be optimized for mobile screens.
Has a `<meta name="viewport">` tag with `width` or `initial-scale`
It is advised to use a '<meta name="viewport">' tag for the optimization of rtvs.sk on mobile screens.

Installable

Web app manifest or service worker do not meet the installability requirements — 1 reason
User engagement may be increased by leveraging the browsers ability to proactively prompt users to add the app to their homescreen.
Failure reason
No manifest was fetched

PWA Optimized

Does not register a service worker that controls page and `start_url`
A service worker is used to provide Progressive Web Apps the use of features such as working offline, the ability for the app to be added to the homescreen as well as push notifications.
Is not configured for a custom splash screen
Themed splash screens ensure a high-quality user experience at launch for app users.
View Data
Does not set a theme color for the address bar.
A theme may be applied to the browser address bar, which ideally can be made to match the site.
View Data
Does not provide a valid `apple-touch-icon`
iOS users of Progressive Web Apps will benefit from an apple touch icon, which can be defined with 'apple-touch-icon', which must point to a non-transparent 192px (or 180px) square PNG.
Manifest doesn't have a maskable icon
Maskable icons are great to ensure that images fill the entire shape when installing the app on a device.

Manual Checks

Site works cross-browser
Ensure that the Progressive Web App works correctly across every major browser.
Page transitions don't feel like they block on the network
Users perceive apps with responsive, snappy transitions as higher peforming and ensures a great user experience, even on a slow network.
Each page has a URL
Ensure that all pages are deep linkable via URL. They should also be unique for the purpose of shareability on social media.
Hosting

Server Location

Server IP Address: 195.168.33.185
Continent: Europe
Country: Slovakia
Slovakia Flag
Region: Bratislava
City: Bratislava
Longitude: 17.1067
Latitude: 48.1482
Currencies: EUR
Languages: Slovak

Web Hosting Provider

Registration

Domain Registrant

Private Registration: No
Name:
Organization:
Country:
City:
State:
Post Code:
Email:
Phone:
Note: Registration information is derived from various sources and may be inaccurate.

Domain Registrar

Security

Visitor Safety

Mature Content: Not Likely
McAfee WebAdvisor Rating: Safe
WOT Rating:
WOT Trustworthiness: 62/100
WOT Child Safety: 89/100
Note: Safety information is not guaranteed.

SSL/TLS Certificate

Issued To: *.rtvs.sk
Issued By: GeoTrust RSA CA 2018
Valid From: 23rd March, 2020
Valid To: 6th April, 2022
Subject: CN = *.rtvs.sk
O = Rozhlas a televízia Slovenska
L = Bratislava
S = SK
Hash: 5917b0b3
Issuer: CN = GeoTrust RSA CA 2018
OU = www.digicert.com
O = DigiCert Inc
S = US
Version: 2
Serial Number: 7199267526970980369369736369819982406
Serial Number (Hex): 056A874B2C0CF9EA2B655EC0F54D9A46
Valid From: 23rd March, 2024
Valid To: 6th April, 2024
Signature Algorithm (Short Name): RSA-SHA256
Signature Algorithm (Long Name): sha256WithRSAEncryption
Authority Key Identifier: keyid:90:58:FF:B0:9C:75:A8:51:54:77:B1:ED:F2:A3:43:16:38:9E:6C:C5
Extended Key Usage: TLS Web Server Authentication, TLS Web Client Authentication
CRL Distribution Points:
Full Name:
URI:http://cdp.geotrust.com/GeoTrustRSACA2018.crl

Certificate Policies: Policy: 2.16.840.1.114412.1.1
CPS: https://www.digicert.com/CPS
Policy: 2.23.140.1.2.2

Authority Information Access: OCSP - URI:http://status.geotrust.com
CA Issuers - URI:http://cacerts.geotrust.com/GeoTrustRSACA2018.crt

SCT List: Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : A4:B9:09:90:B4:18:58:14:87:BB:13:A2:CC:67:70:0A:
3C:35:98:04:F9:1B:DF:B8:E3:77:CD:0E:C8:0D:DC:10
Timestamp : Mar 23 10:13:06.308 2020 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:44:02:20:07:52:20:CB:C5:18:1E:AA:5E:96:90:F5:
63:5C:04:EE:FE:05:9A:FE:CC:2B:76:D9:2B:6A:2D:44:
7F:FD:98:63:02:20:75:5D:DB:BF:56:C3:A5:74:29:0F:
93:A5:6F:13:26:21:87:46:4E:23:20:50:25:1E:81:D4:
21:3B:E5:93:32:3B
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 22:45:45:07:59:55:24:56:96:3F:A1:2F:F1:F7:6D:86:
E0:23:26:63:AD:C0:4B:7F:5D:C6:83:5C:6E:E2:0F:02
Timestamp : Mar 23 10:13:06.377 2020 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:46:02:21:00:FE:E8:C8:98:83:73:0F:43:B1:63:B9:
3C:D8:51:85:83:E9:49:1E:69:02:41:97:B4:EB:34:CA:
A4:39:C6:D5:72:02:21:00:FE:15:CF:C4:7C:87:14:03:
9C:0E:EB:CF:97:B5:40:D2:83:BC:06:A5:4E:BD:AA:DD:
7A:57:E4:9A:5B:47:63:A8
Signed Certificate Timestamp:
Version : v1 (0x0)
Log ID : 51:A3:B0:F5:FD:01:79:9C:56:6D:B8:37:78:8F:0C:A4:
7A:CC:1B:27:CB:F7:9E:88:42:9A:0D:FE:D4:8B:05:E5
Timestamp : Mar 23 10:13:06.407 2020 GMT
Extensions: none
Signature : ecdsa-with-SHA256
30:44:02:20:28:4E:A0:2C:79:10:5F:CC:D7:FD:BB:D8:
74:A8:3A:6A:F7:3A:AA:19:18:5A:88:00:39:70:E5:3C:
6D:3B:16:09:02:20:5E:93:3E:52:AA:C6:03:6F:A6:B3:
8F:99:4E:E6:91:4C:30:7E:D4:15:1D:4E:5D:15:95:0C:
15:71:0C:C0:BD:6B
Key Usage: Digital Signature, Key Encipherment
Basic Constraints: CA:FALSE
Subject Alternative Name: DNS:rtvs.sk
DNS:*.rtvs.sk
Technical

DNS Lookup

A Records

Host IP Address Class TTL
rtvs.sk. 195.168.33.185 IN 10799

NS Records

Host Nameserver Class TTL
rtvs.sk. ns3.rtvs.sk. IN 21599
rtvs.sk. ns1.rtvs.sk. IN 21599
rtvs.sk. ns2.rtvs.sk. IN 21599

CAA Records

Domain Flags Tag Class TTL
mailto:hostmaster@rtvs.sk 0 iodef IN 10799
sectigo.com 0 issue IN 10799
digicert.com 0 issue IN 10799
digicert.com 0 issuewild IN 10799

MX Records

Priority Host Server Class TTL
10 rtvs.sk. smtp2.rtvs.sk. IN 21599
10 rtvs.sk. smtp1.rtvs.sk. IN 21599

SOA Records

Domain Name Primary NS Responsible Email TTL
rtvs.sk. ns1.rtvs.sk. hostmaster.rtvs.sk. 10799

TXT Records

Host Value Class TTL
rtvs.sk. v=spf1 IN 10799
rtvs.sk. google-site-verification=of-jODpm977KbcrNVcKEna6D_wa645Ui8AoxQ7rzEeQ IN 10799
rtvs.sk. rjh3gs33b43ggclzvwr3mw12m00pn82h IN 10799
rtvs.sk. MS=6E2A8857A83C0B56B23C33C11465AD3461393782 IN 10799

HTTP Response Headers

HTTP-Code: HTTP/1.1 200 OK
Date: 21st May, 2021
Server: Apache/2.4.41 (Ubuntu)
Cache-Control: public
Expires: 21st May, 2021
Content-Type: text/html; charset=UTF-8
C3-Request: qTdcIHUu
C3-Domain: rtvs.sk
C3-Date: 21 May 2021 20:24:29
C3-Cache-Control: cache
Vary: Origin,Accept-Encoding
Content-Security-Policy: frame-ancestors 'self' rtvs.sk *.rtvs.sk *.dev.rtvs.sk rtvs.org *.rtvs.org
X-XSS-Protection: 1; mode=block;
X-Content-Type-Options: nosniff;
Strict-Transport-Security: max-age=15552000;
Access-Control-Allow-Origin: *
X-Varnish-back: backend_app4
X-ttl: 29.172
X-Varnish: 308057614 304760313
Age: 28
Via: 1.1 varnish (Varnish/6.2)
X-Cache: HIT
X-Cache-Hit: 16
X-Varnish-front: frontend-02
Accept-Ranges: bytes
Content-Length: 55944
Connection: keep-alive

Whois Lookup

Created:
Changed:
Expires:
Registrar: SLOV-0063
Status: ok
Nameservers: ns1.rtvs.sk
ns2.rtvs.sk
ns3.rtvs.sk
Full Whois: Domain: rtvs.sk
Registrant: SLOV-0063
Admin Contact: SLOV-0063
Tech Contact: SLOV-0063
Registrar: SLOV-0063
Created: 2008-02-15
Updated: 2021-02-07
Valid Until: 2023-02-06
Nameserver: ns1.rtvs.sk
Nameserver: ns2.rtvs.sk
Nameserver: ns3.rtvs.sk
EPP Status: ok

Registrar: SLOV-0063
Name: Rozhlas a televízia Slovenska
Organization: Rozhlas a televízia Slovenska
Organization ID: 47232480
Phone: +421.260616666
Email: it@rtvs.sk
Street: Mlynská dolina 1
City: Bratislava
Postal Code: 84545
Country Code: SK
Created: 2017-09-01
Updated: 2021-04-30

Nameservers

Name IP Address
ns1.rtvs.sk 85.248.4.247
ns2.rtvs.sk 193.148.46.4
ns3.rtvs.sk 213.215.116.102
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