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math.edu.pl screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    58% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

math.edu.pl

Matematyka - math.edu.pl

Page Load Speed

2.7 sec in total

First Response

455 ms

Resources Loaded

2.2 sec

Page Rendered

73 ms

math.edu.pl screenshot

About Website

Welcome to math.edu.pl homepage info - get ready to check Math best content for Poland right away, or after learning these important things about math.edu.pl

Serwis poświęcony matematyce. Czytelnik znajdzie tu garść informacji z dziedziny geometrii, algebry i arytmetyki, trochę ciekawostek oraz zadań.

Visit math.edu.pl

Key Findings

We analyzed Math.edu.pl page load time and found that the first response time was 455 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

math.edu.pl performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value5.1 s

62/100

10%

TBT (Total Blocking Time)

Value850 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.3 s

40/100

10%

Network Requests Diagram

math.edu.pl

455 ms

www.math.edu.pl

587 ms

alt43.css

114 ms

latin-modern-math

65 ms

bootstrap.min.css

42 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 29% of them (4 requests) were addressed to the original Math.edu.pl, 21% (3 requests) were made to Cdn.jsdelivr.net and 14% (2 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Polyfill.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 5.3 kB (12%)

Content Size

43.0 kB

After Optimization

37.6 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Math.edu.pl main page is 43.0 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 30.6 kB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 4.6 kB

  • Original 7.2 kB
  • After minification 6.2 kB
  • After compression 2.7 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 1.1 kB, which is 15% 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 4.6 kB or 63% of the original size.

JavaScript Optimization

-0%

Potential reduce by 39 B

  • Original 30.6 kB
  • After minification 30.5 kB
  • After compression 30.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-14%

Potential reduce by 743 B

  • Original 5.2 kB
  • After minification 5.2 kB
  • After compression 4.4 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. Math.edu.pl needs all CSS files to be minified and compressed as it can save up to 743 B or 14% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (67%)

Requests Now

12

After Optimization

4

  • JavaScript
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Math. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

math.edu.pl

math.edu.pl

455 ms

www.math.edu.pl

www.math.edu.pl

587 ms

alt43.css

alt43.css

114 ms

latin-modern-math

latin-modern-math

65 ms

bootstrap.min.css

bootstrap.min.css

42 ms

polyfill.min.js

polyfill.min.js

1072 ms

tex-mml-chtml.js

tex-mml-chtml.js

64 ms

mjconfig.js

mjconfig.js

224 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

67 ms

jquery.min.js

jquery.min.js

59 ms

jquery-ui.js

jquery-ui.js

58 ms

popper.min.js

popper.min.js

57 ms

interact.min.js

interact.min.js

197 ms

bootstrap.min.js

bootstrap.min.js

68 ms

Accessibility Review

math.edu.pl accessibility score

93

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

math.edu.pl 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

High

Page has valid source maps

SEO Factors

math.edu.pl SEO score

100

Search Engine Optimization Advices

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

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Math.edu.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Math.edu.pl 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

math.edu.pl

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