Tools & Wizards About Us
lernen-aus-der-geschichte.de screenshot

Report Summary

  • 57

    Performance

    Renders faster than
    73% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

lernen-aus-der-geschichte.de

lernen-aus-der-geschichte.de

Page Load Speed

2.3 sec in total

First Response

436 ms

Resources Loaded

1.8 sec

Page Rendered

99 ms

lernen-aus-der-geschichte.de screenshot

About Website

Visit lernen-aus-der-geschichte.de now to see the best up-to-date Lernen Aus Der Geschichte content for Germany and also check out these interesting facts you probably never knew about lernen-aus-der-geschichte.de

“Learning from History” offers a platform for historical and citizenship education which focuses on twentieth-century history, and especially the National Socialist era.

Visit lernen-aus-der-geschichte.de

Key Findings

We analyzed Lernen-aus-der-geschichte.de page load time and found that the first response time was 436 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 40% of websites can load faster.

Performance Metrics

lernen-aus-der-geschichte.de performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value80 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value5.9 s

65/100

10%

Network Requests Diagram

lernen-aus-der-geschichte.de

436 ms

2e810beaeafc907d4d02ae0ef0b0f2ff.css

230 ms

css_b1040b8f4212e2c9143868bc0da55f44.css

351 ms

jquery.min.js

315 ms

drupal.js

208 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 94% of them (34 requests) were addressed to the original Lernen-aus-der-geschichte.de, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (994 ms) belongs to the original domain Lernen-aus-der-geschichte.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 474.0 kB (75%)

Content Size

630.6 kB

After Optimization

156.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lernen-aus-der-geschichte.de main page is 630.6 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. Javascripts take 373.0 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 25.2 kB

  • Original 31.9 kB
  • After minification 29.8 kB
  • After compression 6.7 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 25.2 kB or 79% of the original size.

Image Optimization

-63%

Potential reduce by 4.0 kB

  • Original 6.3 kB
  • After minification 2.3 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, Lernen Aus Der Geschichte needs image optimization as it can save up to 4.0 kB or 63% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 255.5 kB

  • Original 373.0 kB
  • After minification 344.1 kB
  • After compression 117.5 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 255.5 kB or 68% of the original size.

CSS Optimization

-86%

Potential reduce by 189.3 kB

  • Original 219.4 kB
  • After minification 214.3 kB
  • After compression 30.1 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. Lernen-aus-der-geschichte.de needs all CSS files to be minified and compressed as it can save up to 189.3 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (66%)

Requests Now

35

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lernen Aus Der Geschichte. 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.

Network Requests Diagram

lernen-aus-der-geschichte.de

lernen-aus-der-geschichte.de

436 ms

2e810beaeafc907d4d02ae0ef0b0f2ff.css

2e810beaeafc907d4d02ae0ef0b0f2ff.css

230 ms

css_b1040b8f4212e2c9143868bc0da55f44.css

css_b1040b8f4212e2c9143868bc0da55f44.css

351 ms

jquery.min.js

jquery.min.js

315 ms

drupal.js

drupal.js

208 ms

de_45f9ba2747a4e40c620014b7e10a8098.js

de_45f9ba2747a4e40c620014b7e10a8098.js

208 ms

jstools.js

jstools.js

210 ms

collapsiblock.js

collapsiblock.js

310 ms

jquery.cookie.js

jquery.cookie.js

311 ms

jwplayer.js

jwplayer.js

522 ms

menu_toggle.js

menu_toggle.js

329 ms

panels.js

panels.js

413 ms

spamspan.compressed.js

spamspan.compressed.js

413 ms

swftools_jw5.js

swftools_jw5.js

414 ms

swftools_onepixelout.js

swftools_onepixelout.js

430 ms

swfobject.js

swfobject.js

448 ms

swftools.js

swftools.js

514 ms

swftools_wijering4.js

swftools_wijering4.js

514 ms

swftools_wpaudio.js

swftools_wpaudio.js

515 ms

thickbox.js

thickbox.js

532 ms

video.js

video.js

550 ms

extlink.js

extlink.js

616 ms

googleanalytics.js

googleanalytics.js

618 ms

better_messages.js

better_messages.js

994 ms

script.js

script.js

618 ms

mediaelement-and-player.min.js

mediaelement-and-player.min.js

739 ms

analytics.js

analytics.js

51 ms

unterstuetzen-sie-uns-lang.gif

unterstuetzen-sie-uns-lang.gif

106 ms

b-ltr.png

b-ltr.png

106 ms

LaG-logo-hidef.gif

LaG-logo-hidef.gif

107 ms

Logo_einheitspreis_h_58.gif

Logo_einheitspreis_h_58.gif

120 ms

afb-logo.png

afb-logo.png

110 ms

w-ltr.png

w-ltr.png

105 ms

info_nase.png

info_nase.png

184 ms

collect

collect

11 ms

css_3b771c64e930910584381720ada8514c.css

css_3b771c64e930910584381720ada8514c.css

106 ms

Accessibility Review

lernen-aus-der-geschichte.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.

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

lernen-aus-der-geschichte.de best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

lernen-aus-der-geschichte.de SEO score

77

Search Engine Optimization Advices

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 Lernen-aus-der-geschichte.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 Lernen-aus-der-geschichte.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

lernen-aus-der-geschichte.de

Open Graph description is not detected on the main page of Lernen Aus Der Geschichte. 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: