Report Summary

  • 25

    Performance

    Renders faster than
    45% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 70% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

ilemaths.net

mathématiques : Cours, Exercices Gratuits et aide en maths, Forums...

Page Load Speed

4.9 sec in total

First Response

424 ms

Resources Loaded

4.2 sec

Page Rendered

265 ms

ilemaths.net screenshot

About Website

Welcome to ilemaths.net homepage info - get ready to check Ile Maths best content for France right away, or after learning these important things about ilemaths.net

Des documents gratuits pour apprendre ou réviser les maths. Soutien scolaire et aide en mathématiques sur les forums...

Visit ilemaths.net

Key Findings

We analyzed Ilemaths.net page load time and found that the first response time was 424 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

ilemaths.net performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

62/100

10%

LCP (Largest Contentful Paint)

Value13.4 s

0/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value6,160 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.029

100/100

15%

TTI (Time to Interactive)

Value15.9 s

6/100

10%

Network Requests Diagram

ilemaths.net

424 ms

www.ilemaths.net

466 ms

icons.css

149 ms

corail-home.css

288 ms

corail-general.css

289 ms

Our browser made a total of 109 requests to load all elements on the main page. We found that 19% of them (21 requests) were addressed to the original Ilemaths.net, 9% (10 requests) were made to Rtb-csync.smartadserver.com and 6% (6 requests) were made to S3-eu-west-1.amazonaws.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Digischool-pub.s3.amazonaws.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 498.0 kB (34%)

Content Size

1.5 MB

After Optimization

963.0 kB

In fact, the total size of Ilemaths.net main page is 1.5 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. 50% of websites need less resources to load. Images take 803.4 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 30.0 kB

  • Original 40.6 kB
  • After minification 39.3 kB
  • After compression 10.6 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 30.0 kB or 74% of the original size.

Image Optimization

-4%

Potential reduce by 36.1 kB

  • Original 803.4 kB
  • After minification 767.3 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. Ile Maths images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 373.2 kB

  • Original 542.2 kB
  • After minification 540.5 kB
  • After compression 169.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 373.2 kB or 69% of the original size.

CSS Optimization

-79%

Potential reduce by 58.8 kB

  • Original 74.8 kB
  • After minification 74.0 kB
  • After compression 16.0 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. Ilemaths.net needs all CSS files to be minified and compressed as it can save up to 58.8 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 78 (79%)

Requests Now

99

After Optimization

21

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ile Maths. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

ilemaths.net 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.

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 IDs are not unique

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

ilemaths.net 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

ilemaths.net 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

    N/A

  • Language Claimed

    FR

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ilemaths.net can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is French. Our system also found out that Ilemaths.net 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

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