Report Summary

  • 28

    Performance

    Renders faster than
    49% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 89

    SEO

    Google-friendlier than
    67% of websites

allgemeinbildung.ch

Übungen + Materialien | 8500 kostenlose Lernhilfen | allgemeinbildung.ch

Page Load Speed

1.8 sec in total

First Response

411 ms

Resources Loaded

1.2 sec

Page Rendered

162 ms

allgemeinbildung.ch screenshot

About Website

Visit allgemeinbildung.ch now to see the best up-to-date Allgemeinbildung content for Russia and also check out these interesting facts you probably never knew about allgemeinbildung.ch

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Key Findings

We analyzed Allgemeinbildung.ch page load time and found that the first response time was 411 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

allgemeinbildung.ch performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value2,860 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.167

71/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

allgemeinbildung.ch

411 ms

abc_navi.css

188 ms

urchin.js

33 ms

show_ads.js

8 ms

ifr

24 ms

Our browser made a total of 28 requests to load all elements on the main page. We found that 32% of them (9 requests) were addressed to the original Allgemeinbildung.ch, 14% (4 requests) were made to Pagead2.googlesyndication.com and 14% (4 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (411 ms) belongs to the original domain Allgemeinbildung.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 30.8 kB (27%)

Content Size

113.8 kB

After Optimization

83.0 kB

In fact, the total size of Allgemeinbildung.ch main page is 113.8 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. 20% of websites need less resources to load. Images take 63.3 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 10.6 kB

  • Original 15.1 kB
  • After minification 14.3 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. 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 10.6 kB or 71% of the original size.

Image Optimization

-3%

Potential reduce by 1.8 kB

  • Original 63.3 kB
  • After minification 61.6 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. Allgemeinbildung images are well optimized though.

JavaScript Optimization

-50%

Potential reduce by 17.0 kB

  • Original 33.7 kB
  • After minification 33.6 kB
  • After compression 16.7 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 17.0 kB or 50% of the original size.

CSS Optimization

-80%

Potential reduce by 1.4 kB

  • Original 1.8 kB
  • After minification 1.4 kB
  • After compression 352 B

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. Allgemeinbildung.ch needs all CSS files to be minified and compressed as it can save up to 1.4 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (28%)

Requests Now

25

After Optimization

18

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Allgemeinbildung. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

allgemeinbildung.ch accessibility score

73

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

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

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.

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

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

allgemeinbildung.ch best practices score

83

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

SEO Factors

allgemeinbildung.ch SEO score

89

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    DE

  • Encoding

    WINDOWS-1252

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Allgemeinbildung.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 Allgemeinbildung.ch main page’s claimed encoding is windows-1252. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

Open Graph description is not detected on the main page of Allgemeinbildung. 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: