Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

ardmediathek.de

Videos von Das Erste und den Dritten Programmen | ARD Mediathek

Page Load Speed

2.1 sec in total

First Response

204 ms

Resources Loaded

1.5 sec

Page Rendered

435 ms

ardmediathek.de screenshot

About Website

Click here to check amazing ARD Mediathek content for Germany. Otherwise, check out these important facts you probably never knew about ardmediathek.de

Alle Inhalte der ARD Mediathek im Überblick: Livestreams, Nachrichten, Filme, Serien und spannende Dokus. Jetzt streamen!

Visit ardmediathek.de

Key Findings

We analyzed Ardmediathek.de page load time and found that the first response time was 204 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

ardmediathek.de performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

57/100

10%

LCP (Largest Contentful Paint)

Value3.3 s

69/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value8,920 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value14.9 s

8/100

10%

Network Requests Diagram

ardmediathek.de

204 ms

tv

108 ms

21532506

87 ms

ard-base-min.css

15 ms

ard-base-min.js

76 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 96% of them (95 requests) were addressed to the original Ardmediathek.de, 2% (2 requests) were made to De.ioam.de and 1% (1 request) were made to Script.ioam.de. The less responsive or slowest element that took the longest time to load (773 ms) belongs to the original domain Ardmediathek.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 222.3 kB (86%)

Content Size

259.8 kB

After Optimization

37.5 kB

In fact, the total size of Ardmediathek.de main page is 259.8 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. 65% of websites need less resources to load. HTML takes 243.8 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 219.8 kB

  • Original 243.8 kB
  • After minification 179.6 kB
  • After compression 24.1 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 64.3 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 219.8 kB or 90% of the original size.

Image Optimization

-15%

Potential reduce by 689 B

  • Original 4.6 kB
  • After minification 3.9 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. Obviously, ARD Mediathek needs image optimization as it can save up to 689 B or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-16%

Potential reduce by 1.8 kB

  • Original 11.4 kB
  • After minification 11.4 kB
  • After compression 9.6 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 1.8 kB or 16% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (13%)

Requests Now

94

After Optimization

82

The browser has sent 94 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ARD Mediathek. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ardmediathek.de accessibility score

98

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.

Best Practices

ardmediathek.de best practices score

83

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

ardmediathek.de SEO score

90

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

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 Ardmediathek.de 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 Ardmediathek.de 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 ARD Mediathek. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: