Report Summary

  • 0

    Performance

  • 86

    Accessibility

    Visual factors better than
    that of 63% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    82% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

prosieben.ch

ProSieben - TV Programm, Videos und Infos zu allen Sendungen

Page Load Speed

5.1 sec in total

First Response

318 ms

Resources Loaded

4.1 sec

Page Rendered

653 ms

prosieben.ch screenshot

About Website

Visit prosieben.ch now to see the best up-to-date Pro Sieben content for Switzerland and also check out these interesting facts you probably never knew about prosieben.ch

Bestes ProSieben Online-Entertainment mit dem aktuellen TV-Programm, Videos und Infos zu allen Sendungen, sowie Livestream.

Visit prosieben.ch

Key Findings

We analyzed Prosieben.ch page load time and found that the first response time was 318 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

prosieben.ch performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value22.6 s

0/100

10%

TBT (Total Blocking Time)

Value7,540 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value1.035

2/100

15%

TTI (Time to Interactive)

Value29.9 s

0/100

10%

Network Requests Diagram

www.prosieben.de

318 ms

pro7.css

201 ms

simad.min.js

199 ms

stingray.js

233 ms

vendor.bundle.min.js

12 ms

Our browser made a total of 159 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Prosieben.ch, 7% (11 requests) were made to Dmp.theadex.com and 5% (8 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (610 ms) relates to the external source Download.aws.p7.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.6 MB (58%)

Content Size

2.7 MB

After Optimization

1.1 MB

In fact, the total size of Prosieben.ch main page is 2.7 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 359.7 kB

  • Original 414.1 kB
  • After minification 306.0 kB
  • After compression 54.4 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. This page needs HTML code to be minified as it can gain 108.1 kB, which is 26% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 359.7 kB or 87% of the original size.

Image Optimization

-3%

Potential reduce by 19.2 kB

  • Original 601.7 kB
  • After minification 582.4 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. Pro Sieben images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 935.8 kB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 451.2 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 935.8 kB or 67% of the original size.

CSS Optimization

-82%

Potential reduce by 267.9 kB

  • Original 326.3 kB
  • After minification 324.2 kB
  • After compression 58.4 kB

CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Prosieben.ch needs all CSS files to be minified and compressed as it can save up to 267.9 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 95 (62%)

Requests Now

153

After Optimization

58

The browser has sent 153 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pro Sieben. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 63 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

prosieben.ch accessibility score

86

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

prosieben.ch best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

prosieben.ch SEO score

92

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

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

    DE

  • Language Claimed

    DE

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prosieben.ch can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it matches the claimed language. Our system also found out that Prosieben.ch 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 description is not detected on the main page of Pro Sieben. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: