Tools & Wizards About Us
welt-geschichte.de screenshot

Report Summary

  • 81

    Performance

    Renders faster than
    86% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 38% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

welt-geschichte.de

Welt - Geschichte

Page Load Speed

1.8 sec in total

First Response

473 ms

Resources Loaded

1.2 sec

Page Rendered

145 ms

welt-geschichte.de screenshot

About Website

Welcome to welt-geschichte.de homepage info - get ready to check Welt Geschichte best content for Germany right away, or after learning these important things about welt-geschichte.de

Die Seite für den Geschichtsunterricht. Übersichtliche Darstellung von geschichtlichen Themen, vom Ursprung bis heute. Kostenlose Unterrichtsmaterialien für den Geschichtsunterricht.

Visit welt-geschichte.de

Key Findings

We analyzed Welt-geschichte.de page load time and found that the first response time was 473 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 30% of websites can load faster.

Performance Metrics

welt-geschichte.de performance score

81

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

88/100

10%

LCP (Largest Contentful Paint)

Value2.0 s

97/100

25%

SI (Speed Index)

Value3.9 s

82/100

10%

TBT (Total Blocking Time)

Value420 ms

66/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.0 s

53/100

10%

Network Requests Diagram

welt-geschichte.de

473 ms

ga.js

13 ms

background.gif

250 ms

clearpixel.gif

248 ms

Rectangle.gif

250 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 57% of them (20 requests) were addressed to the original Welt-geschichte.de, 14% (5 requests) were made to Pagead2.googlesyndication.com and 11% (4 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (805 ms) belongs to the original domain Welt-geschichte.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 38.5 kB (20%)

Content Size

190.3 kB

After Optimization

151.8 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Welt-geschichte.de main page is 190.3 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. 35% of websites need less resources to load. Images take 116.0 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 21.4 kB

  • Original 25.5 kB
  • After minification 19.7 kB
  • After compression 4.1 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 5.8 kB, which is 23% 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 21.4 kB or 84% of the original size.

Image Optimization

-6%

Potential reduce by 7.3 kB

  • Original 116.0 kB
  • After minification 108.7 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. Welt Geschichte images are well optimized though.

JavaScript Optimization

-20%

Potential reduce by 9.8 kB

  • Original 48.8 kB
  • After minification 48.7 kB
  • After compression 39.0 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 9.8 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 26 (76%)

Requests Now

34

After Optimization

8

  • AJAX
  • Images
  • JavaScript

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Welt 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 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

welt-geschichte.de

welt-geschichte.de

473 ms

ga.js

ga.js

13 ms

background.gif

background.gif

250 ms

clearpixel.gif

clearpixel.gif

248 ms

Rectangle.gif

Rectangle.gif

250 ms

Rectangle_3.gif

Rectangle_3.gif

250 ms

Rectangle_4.gif

Rectangle_4.gif

348 ms

Rectangle_5.gif

Rectangle_5.gif

356 ms

Rectangle_6.gif

Rectangle_6.gif

339 ms

Rectangle_7.gif

Rectangle_7.gif

338 ms

Rectangle_8.gif

Rectangle_8.gif

338 ms

Rectangle_9.gif

Rectangle_9.gif

352 ms

Rectangle_10.gif

Rectangle_10.gif

431 ms

Rectangle_11.gif

Rectangle_11.gif

433 ms

Rectangle_12.gif

Rectangle_12.gif

431 ms

Rectangle_13.gif

Rectangle_13.gif

448 ms

Rectangle_14.gif

Rectangle_14.gif

466 ms

Rectangle_16.gif

Rectangle_16.gif

466 ms

Rectangle_18.gif

Rectangle_18.gif

528 ms

Rectangle_15.gif

Rectangle_15.gif

527 ms

Kombi.jpg

Kombi.jpg

805 ms

__utm.gif

__utm.gif

11 ms

show_ads.js

show_ads.js

5 ms

ca-pub-4853635147965846.js

ca-pub-4853635147965846.js

42 ms

zrt_lookup.html

zrt_lookup.html

47 ms

show_ads_impl.js

show_ads_impl.js

55 ms

ads

ads

224 ms

osd.js

osd.js

5 ms

m_js_controller.js

m_js_controller.js

24 ms

abg.js

abg.js

38 ms

googlelogo_color_112x36dp.png

googlelogo_color_112x36dp.png

37 ms

nessie_icon_tiamat_white.png

nessie_icon_tiamat_white.png

34 ms

s

s

19 ms

x_button_blue2.png

x_button_blue2.png

7 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

3 ms

Accessibility Review

welt-geschichte.de 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

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

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

welt-geschichte.de best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

welt-geschichte.de SEO score

75

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Welt-geschichte.de can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Welt-geschichte.de main page’s claimed encoding is iso-8859-1. 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

welt-geschichte.de

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