Tools & Wizards About Us
superwizjer.tvn.pl screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 68

    Accessibility

    Visual factors better than
    that of 33% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

superwizjer.tvn.pl

Superwizjer - TVN

Page Load Speed

4.7 sec in total

First Response

192 ms

Resources Loaded

1.9 sec

Page Rendered

2.6 sec

superwizjer.tvn.pl screenshot

About Website

Welcome to superwizjer.tvn.pl homepage info - get ready to check Superwizjer TVN best content for Poland right away, or after learning these important things about superwizjer.tvn.pl

Wejdź na stronę stacji TVN i dowiedz się więcej o naszych programach! Najnowsze aktualności, programy TVN, program TV, wideo, odcinki online!

Visit superwizjer.tvn.pl

Key Findings

We analyzed Superwizjer.tvn.pl page load time and found that the first response time was 192 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

superwizjer.tvn.pl performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

24/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value14.8 s

1/100

10%

TBT (Total Blocking Time)

Value3,150 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value20.4 s

2/100

10%

Network Requests Diagram

superwizjer.tvn.pl

192 ms

superwizjer.tvn.pl

377 ms

superwizjer

728 ms

otSDKStub.js

24 ms

gtm.js

146 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Superwizjer.tvn.pl, 85% (39 requests) were made to Tvn.pl and 7% (3 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (728 ms) relates to the external source Tvn.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (73%)

Content Size

1.5 MB

After Optimization

395.4 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Superwizjer.tvn.pl main page is 1.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. HTML takes 1.3 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 1.1 MB

  • Original 1.3 MB
  • After minification 1.3 MB
  • After compression 200.4 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 1.1 MB or 84% of the original size.

Image Optimization

-6%

Potential reduce by 5.1 kB

  • Original 81.8 kB
  • After minification 76.6 kB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Superwizjer TVN images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 35 B

  • Original 118.4 kB
  • After minification 118.4 kB
  • After compression 118.4 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 36 (84%)

Requests Now

43

After Optimization

7

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Superwizjer TVN. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

superwizjer.tvn.pl

superwizjer.tvn.pl

192 ms

superwizjer.tvn.pl

superwizjer.tvn.pl

377 ms

superwizjer

superwizjer

728 ms

otSDKStub.js

otSDKStub.js

24 ms

gtm.js

gtm.js

146 ms

9e096cb75c6faa3483f63f60397655fceaa8de2d_CSS.58de267c.chunk.css

9e096cb75c6faa3483f63f60397655fceaa8de2d_CSS.58de267c.chunk.css

35 ms

styles.90e31f4c.chunk.css

styles.90e31f4c.chunk.css

40 ms

_app.15035a48.chunk.css

_app.15035a48.chunk.css

39 ms

9f89ac07fd65df7570ad54e801ef0fa2e7b74384_CSS.8c7bd501.chunk.css

9f89ac07fd65df7570ad54e801ef0fa2e7b74384_CSS.8c7bd501.chunk.css

36 ms

cead81945c49a16dc11bb4cd390eb25efacaf2e8_CSS.0395534e.chunk.css

cead81945c49a16dc11bb4cd390eb25efacaf2e8_CSS.0395534e.chunk.css

38 ms

8da0b718200a1412d98398352c9560bb229c2b74_CSS.8df01641.chunk.css

8da0b718200a1412d98398352c9560bb229c2b74_CSS.8df01641.chunk.css

55 ms

a89492f286448359504d62c7ec7eafd652887d10_CSS.09532f72.chunk.css

a89492f286448359504d62c7ec7eafd652887d10_CSS.09532f72.chunk.css

58 ms

player-logo.svg

player-logo.svg

44 ms

WIDE_TOPSTORY_1620

WIDE_TOPSTORY_1620

516 ms

tvn-logo.png

tvn-logo.png

104 ms

logo_tvnpl_placeholder.svg

logo_tvnpl_placeholder.svg

102 ms

polyfills-081fa29660389eb8bd24.js

polyfills-081fa29660389eb8bd24.js

22 ms

7a176128.00bbd2895ed995c9c7ea.js

7a176128.00bbd2895ed995c9c7ea.js

260 ms

19.e5328fc3daf61fe36134.js

19.e5328fc3daf61fe36134.js

30 ms

main-e984c90908cdb1f101d0.js

main-e984c90908cdb1f101d0.js

22 ms

webpack-93432222a7287da3bba5.js

webpack-93432222a7287da3bba5.js

327 ms

framework.042e0c746ddaa10bc320.js

framework.042e0c746ddaa10bc320.js

156 ms

b9f2069c.bbdcbeda6018f474bc14.js

b9f2069c.bbdcbeda6018f474bc14.js

276 ms

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49178e0b.1edbfee0c68b18c4db7d.js

36 ms

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95012ad4.65e9a65dd0704bbc8bf6.js

54 ms

commons.d0339dbb024419d1cb0e.js

commons.d0339dbb024419d1cb0e.js

79 ms

a63810be5a4aaef077bf2c239c985bfa19637749.270b86a4e40c87ba7e3b.js

a63810be5a4aaef077bf2c239c985bfa19637749.270b86a4e40c87ba7e3b.js

572 ms

9e096cb75c6faa3483f63f60397655fceaa8de2d.43bf28ef5f35e287912b.js

9e096cb75c6faa3483f63f60397655fceaa8de2d.43bf28ef5f35e287912b.js

178 ms

9e096cb75c6faa3483f63f60397655fceaa8de2d_CSS.4c83090e5a2192653701.js

9e096cb75c6faa3483f63f60397655fceaa8de2d_CSS.4c83090e5a2192653701.js

198 ms

453e9fe0f023e8c72b29a651b4f790aefa87ad7c.d4b35df751add5eeedde.js

453e9fe0f023e8c72b29a651b4f790aefa87ad7c.d4b35df751add5eeedde.js

520 ms

styles.d0f1f5dc77ca429dc7c6.js

styles.d0f1f5dc77ca429dc7c6.js

574 ms

_app-d8730716e3e395a754ef.js

_app-d8730716e3e395a754ef.js

294 ms

9f89ac07fd65df7570ad54e801ef0fa2e7b74384.9269f57474aea5453102.js

9f89ac07fd65df7570ad54e801ef0fa2e7b74384.9269f57474aea5453102.js

327 ms

cead81945c49a16dc11bb4cd390eb25efacaf2e8.8cc8a44c60a463ca0331.js

cead81945c49a16dc11bb4cd390eb25efacaf2e8.8cc8a44c60a463ca0331.js

330 ms

9f89ac07fd65df7570ad54e801ef0fa2e7b74384_CSS.3e52cedc09bc0dafc762.js

9f89ac07fd65df7570ad54e801ef0fa2e7b74384_CSS.3e52cedc09bc0dafc762.js

340 ms

cead81945c49a16dc11bb4cd390eb25efacaf2e8_CSS.39daeb304381bcd698f8.js

cead81945c49a16dc11bb4cd390eb25efacaf2e8_CSS.39daeb304381bcd698f8.js

345 ms

8da0b718200a1412d98398352c9560bb229c2b74.562559c13ecf40a0ed34.js

8da0b718200a1412d98398352c9560bb229c2b74.562559c13ecf40a0ed34.js

474 ms

8da0b718200a1412d98398352c9560bb229c2b74_CSS.104a06419ae87bcbab02.js

8da0b718200a1412d98398352c9560bb229c2b74_CSS.104a06419ae87bcbab02.js

476 ms

a89492f286448359504d62c7ec7eafd652887d10.2bd14536610f305e4971.js

a89492f286448359504d62c7ec7eafd652887d10.2bd14536610f305e4971.js

378 ms

a89492f286448359504d62c7ec7eafd652887d10_CSS.e8b749c53292eba9f351.js

a89492f286448359504d62c7ec7eafd652887d10_CSS.e8b749c53292eba9f351.js

395 ms

index-b4a00a93ae62e4dcbcfe.js

index-b4a00a93ae62e4dcbcfe.js

534 ms

_buildManifest.js

_buildManifest.js

493 ms

_ssgManifest.js

_ssgManifest.js

492 ms

731ac994-d607-44f4-8d4b-b2c87e6aedea.json

731ac994-d607-44f4-8d4b-b2c87e6aedea.json

23 ms

location

location

40 ms

otBannerSdk.js

otBannerSdk.js

23 ms

Accessibility Review

superwizjer.tvn.pl accessibility score

68

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[role] values are not valid

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

superwizjer.tvn.pl best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

superwizjer.tvn.pl SEO score

86

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Superwizjer.tvn.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Superwizjer.tvn.pl main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

superwizjer.tvn.pl

Open Graph data is detected on the main page of Superwizjer TVN. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: