Report Summary

  • 78

    Performance

    Renders faster than
    86% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 89

    SEO

    Google-friendlier than
    67% of websites

schulthemen.de

Schulthemen.de - Diskussionen rund um Schule und Bildung

Page Load Speed

4.3 sec in total

First Response

358 ms

Resources Loaded

3.6 sec

Page Rendered

278 ms

schulthemen.de screenshot

About Website

Click here to check amazing Schulthemen content. Otherwise, check out these important facts you probably never knew about schulthemen.de

Diskussionen rund um Schule und Bildung

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Key Findings

We analyzed Schulthemen.de page load time and found that the first response time was 358 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

schulthemen.de performance score

78

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

48/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

50/100

25%

SI (Speed Index)

Value4.4 s

73/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.2 s

85/100

10%

Network Requests Diagram

schulthemen.de

358 ms

www.schulthemen.de

769 ms

style-3.css

702 ms

jquery.min.js

9 ms

jquery-ui.min.js

14 ms

Our browser made a total of 70 requests to load all elements on the main page. We found that 16% of them (11 requests) were addressed to the original Schulthemen.de, 11% (8 requests) were made to Cdn.atlassbx.com and 9% (6 requests) were made to C.betrad.com. The less responsive or slowest element that took the longest time to load (904 ms) belongs to the original domain Schulthemen.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 707.0 kB (69%)

Content Size

1.0 MB

After Optimization

316.5 kB

In fact, the total size of Schulthemen.de main page is 1.0 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. 40% of websites need less resources to load. Javascripts take 589.6 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 64.1 kB

  • Original 77.5 kB
  • After minification 70.3 kB
  • After compression 13.4 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 64.1 kB or 83% of the original size.

Image Optimization

-9%

Potential reduce by 10.5 kB

  • Original 112.6 kB
  • After minification 102.1 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. Schulthemen images are well optimized though.

JavaScript Optimization

-74%

Potential reduce by 434.9 kB

  • Original 589.6 kB
  • After minification 589.4 kB
  • After compression 154.7 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 434.9 kB or 74% of the original size.

CSS Optimization

-81%

Potential reduce by 197.5 kB

  • Original 243.8 kB
  • After minification 224.2 kB
  • After compression 46.3 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. Schulthemen.de needs all CSS files to be minified and compressed as it can save up to 197.5 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (51%)

Requests Now

65

After Optimization

32

The browser has sent 65 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Schulthemen. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

schulthemen.de accessibility score

95

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

schulthemen.de 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

schulthemen.de 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

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Schulthemen.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 Schulthemen.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 Schulthemen. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: