Access bigbrother.tvn.pl. Bigbrother

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value16.5 s

0/100

25%

SI (Speed Index)

Value11.6 s

4/100

10%

TBT (Total Blocking Time)

Value3,390 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value21.0 s

1/100

10%

bigbrother.tvn.pl

188 ms

bigbrother.tvn.pl

375 ms

346 ms

big-brother

426 ms

otSDKStub.js

33 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Bigbrother.tvn.pl, 85% (41 requests) were made to Tvn.pl and 6% (3 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (858 ms) relates to the external source Tvn.pl.

Content Size

926.5 kB

After Optimization

400.5 kB

In fact, the total size of Bigbrother.tvn.pl main page is 926.5 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. HTML takes 657.0 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 522.7 kB

Original 657.0 kB
After minification 657.0 kB
After compression 134.3 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 522.7 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 3.3 kB

Original 150.9 kB
After minification 147.6 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. Bigbrother TVN images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 35 B

Original 118.6 kB
After minification 118.6 kB
After compression 118.6 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 Now

After Optimization

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bigbrother 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.

Accessibility Issues

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.

High

[role] values are not valid

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.

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

High

Some elements have a [tabindex] value greater than 0

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

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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/).

High

Document doesn't use 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 Bigbrother.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 Bigbrother.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

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