Tools & Wizards About Us
ard-zdf-onlinestudie.de screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

ard-zdf-onlinestudie.de

ARD/ZDF-Onlinestudie  |  ARD/ZDF-Forschungskommission

Page Load Speed

3.5 sec in total

First Response

369 ms

Resources Loaded

2.9 sec

Page Rendered

185 ms

ard-zdf-onlinestudie.de screenshot

About Website

Welcome to ard-zdf-onlinestudie.de homepage info - get ready to check ARD ZDF Onlinestudie best content for Germany right away, or after learning these important things about ard-zdf-onlinestudie.de

Die Entwicklung der Internetnutzung in Deutschland sowie der Umgang der Nutzer mit den Angeboten bilden seit 1997 die zentralen Fragestellungen der ARD/ZDF-Onlinestudien.

Visit ard-zdf-onlinestudie.de

Key Findings

We analyzed Ard-zdf-onlinestudie.de page load time and found that the first response time was 369 ms and then it took 3.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

ard-zdf-onlinestudie.de performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value6.6 s

38/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value6.3 s

60/100

10%

Network Requests Diagram

ard-zdf-onlinestudie.de

369 ms

ard-zdf-onlinestudie.de

946 ms

font-awesome.min.css

37 ms

merged-dc06ee96bd34752bac5c568cad6add1d-cd4b66c4363c811b2c979fa7f622fb62.css.gzip

602 ms

jquery.min.js

619 ms

Our browser made a total of 19 requests to load all elements on the main page. We found that 47% of them (9 requests) were addressed to the original Ard-zdf-onlinestudie.de, 21% (4 requests) were made to Fonts.gstatic.com and 11% (2 requests) were made to Maxcdn.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (946 ms) belongs to the original domain Ard-zdf-onlinestudie.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 14.8 kB (3%)

Content Size

540.2 kB

After Optimization

525.4 kB

  • HTML
  • Images

In fact, the total size of Ard-zdf-onlinestudie.de main page is 540.2 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. 30% of websites need less resources to load. Images take 521.4 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 14.3 kB

  • Original 18.8 kB
  • After minification 16.7 kB
  • After compression 4.4 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 2.1 kB, which is 11% 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 14.3 kB or 76% of the original size.

Image Optimization

-0%

Potential reduce by 468 B

  • Original 521.4 kB
  • After minification 521.0 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. ARD ZDF Onlinestudie images are well optimized though.

Requests Breakdown

Number of requests can be reduced by 4 (36%)

Requests Now

11

After Optimization

7

  • Images
  • JavaScript
  • CSS

The browser has sent 11 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ARD ZDF Onlinestudie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

ard-zdf-onlinestudie.de

ard-zdf-onlinestudie.de

369 ms

ard-zdf-onlinestudie.de

ard-zdf-onlinestudie.de

946 ms

font-awesome.min.css

font-awesome.min.css

37 ms

merged-dc06ee96bd34752bac5c568cad6add1d-cd4b66c4363c811b2c979fa7f622fb62.css.gzip

merged-dc06ee96bd34752bac5c568cad6add1d-cd4b66c4363c811b2c979fa7f622fb62.css.gzip

602 ms

jquery.min.js

jquery.min.js

619 ms

merged-b6382727ceb59b047726c22169e49d12-b32cf682c69e651ff3c553076c644925.js.gzip

merged-b6382727ceb59b047726c22169e49d12-b32cf682c69e651ff3c553076c644925.js.gzip

517 ms

css

css

49 ms

cookieconsent.min.js

cookieconsent.min.js

47 ms

merged-aa297614b5f96c779a4836475037673e-948ed325787af35b157521d91e548a07.js.gzip

merged-aa297614b5f96c779a4836475037673e-948ed325787af35b157521d91e548a07.js.gzip

705 ms

merged-e3dc27d666048ba3d34ead31cc3fc812-5b766da89143d67af61abe79a3b719be.js.gzip

merged-e3dc27d666048ba3d34ead31cc3fc812-5b766da89143d67af61abe79a3b719be.js.gzip

751 ms

swr_logo_s.png

swr_logo_s.png

440 ms

swr_logo.png

swr_logo.png

927 ms

ARD_ZDF_Onlinestudie_n.png

ARD_ZDF_Onlinestudie_n.png

145 ms

bgImage.jpg

bgImage.jpg

519 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

103 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4gaVc.ttf

104 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

118 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

118 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

92 ms

Accessibility Review

ard-zdf-onlinestudie.de accessibility score

81

Accessibility Issues

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

ard-zdf-onlinestudie.de 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

SEO Factors

ard-zdf-onlinestudie.de SEO score

84

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

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 Ard-zdf-onlinestudie.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 Ard-zdf-onlinestudie.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

ard-zdf-onlinestudie.de

Open Graph description is not detected on the main page of ARD ZDF Onlinestudie. 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: