Tools & Wizards About Us
mathe-lexikon.at screenshot

Report Summary

  • 72

    Performance

    Renders faster than
    82% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

mathe-lexikon.at

mathe-lexikon.at

Page Load Speed

2.2 sec in total

First Response

294 ms

Resources Loaded

1.6 sec

Page Rendered

268 ms

mathe-lexikon.at screenshot

About Website

Welcome to mathe-lexikon.at homepage info - get ready to check Mathe Lexikon best content for Germany right away, or after learning these important things about mathe-lexikon.at

Auf Mathe-Lexikon.at werden Inhalte und Aufgaben aus den Bereichen Algebra, Analysis, Arithmetik, Statistik, uvm. leicht verständlich erklärt

Visit mathe-lexikon.at

Key Findings

We analyzed Mathe-lexikon.at page load time and found that the first response time was 294 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

mathe-lexikon.at performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value2.8 s

83/100

25%

SI (Speed Index)

Value4.2 s

77/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0.231

54/100

15%

TTI (Time to Interactive)

Value6.9 s

54/100

10%

Network Requests Diagram

mathe-lexikon.at

294 ms

www.mathe-lexikon.at

598 ms

style-1.15.css

98 ms

fontawesome.min.css

191 ms

brands.min.css

297 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 77% of them (20 requests) were addressed to the original Mathe-lexikon.at, 8% (2 requests) were made to Ssl.google-analytics.com and 4% (1 request) were made to Cdn.netpoint-media.de. The less responsive or slowest element that took the longest time to load (636 ms) relates to the external source Cdn.netpoint-media.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 64.6 kB (20%)

Content Size

319.8 kB

After Optimization

255.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mathe-lexikon.at main page is 319.8 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. 25% of websites need less resources to load. Javascripts take 202.7 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 34.7 kB

  • Original 44.4 kB
  • After minification 35.4 kB
  • After compression 9.7 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. This page needs HTML code to be minified as it can gain 9.0 kB, which is 20% 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 34.7 kB or 78% of the original size.

Image Optimization

-25%

Potential reduce by 12.2 kB

  • Original 49.3 kB
  • After minification 37.1 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. Obviously, Mathe Lexikon needs image optimization as it can save up to 12.2 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-7%

Potential reduce by 13.7 kB

  • Original 202.7 kB
  • After minification 202.7 kB
  • After compression 189.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-17%

Potential reduce by 4.0 kB

  • Original 23.4 kB
  • After minification 23.4 kB
  • After compression 19.4 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. Mathe-lexikon.at needs all CSS files to be minified and compressed as it can save up to 4.0 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (50%)

Requests Now

20

After Optimization

10

  • Images
  • JavaScript
  • CSS

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mathe Lexikon. 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 from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

mathe-lexikon.at

mathe-lexikon.at

294 ms

www.mathe-lexikon.at

www.mathe-lexikon.at

598 ms

style-1.15.css

style-1.15.css

98 ms

fontawesome.min.css

fontawesome.min.css

191 ms

brands.min.css

brands.min.css

297 ms

regular.min.css

regular.min.css

298 ms

1120277.js

1120277.js

636 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

396 ms

jquery.form.js

jquery.form.js

285 ms

fancybox-1.3.4.js

fancybox-1.3.4.js

295 ms

ml-1.11.js

ml-1.11.js

304 ms

ga.js

ga.js

47 ms

0b2730a9129960a4787bb6915981f8f0.jpg

0b2730a9129960a4787bb6915981f8f0.jpg

95 ms

d78f47cf345c990f9efb0b8e4f92c0c5.jpg

d78f47cf345c990f9efb0b8e4f92c0c5.jpg

95 ms

06dbf42d32a1f952398965fa41072da1.jpg

06dbf42d32a1f952398965fa41072da1.jpg

95 ms

0435650f2d5d6b9c4fa9c2f3b39d5d66.jpg

0435650f2d5d6b9c4fa9c2f3b39d5d66.jpg

93 ms

f2c011f46e22fe80d7febb0acbc62b86.jpg

f2c011f46e22fe80d7febb0acbc62b86.jpg

119 ms

264a25de3d7fbe64c7585bad78a89e09.jpg

264a25de3d7fbe64c7585bad78a89e09.jpg

187 ms

cmp.php

cmp.php

413 ms

cmp_en.min.js

cmp_en.min.js

256 ms

sprites-1.4.png

sprites-1.4.png

253 ms

gk5FxslNkTTHtojXrkp-xPUElwBKSJspwatXPrN-vBY.woff

gk5FxslNkTTHtojXrkp-xPUElwBKSJspwatXPrN-vBY.woff

198 ms

fa-brands-400.woff

fa-brands-400.woff

156 ms

__utm.gif

__utm.gif

13 ms

fa-brands-400.ttf

fa-brands-400.ttf

94 ms

fa-brands-400.svg

fa-brands-400.svg

94 ms

Accessibility Review

mathe-lexikon.at accessibility score

88

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

mathe-lexikon.at best practices score

58

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

High

Browser errors were logged to the console

SEO Factors

mathe-lexikon.at SEO score

69

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

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 Mathe-lexikon.at 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 Mathe-lexikon.at 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

mathe-lexikon.at

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