Tools & Wizards About Us

Report Summary

  • 100

    Performance

    Renders faster than
    97% 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

  • 77

    SEO

    Google-friendlier than
    36% of websites

astro52.com

Ressources pédagogiques gratuites pour l'école primaire

Page Load Speed

1.1 sec in total

First Response

368 ms

Resources Loaded

615 ms

Page Rendered

113 ms

About Website

Click here to check amazing Astro 52 content. Otherwise, check out these important facts you probably never knew about astro52.com

Ressources pédagogiques originales et gratuites pour l'école maternelle et primaire : logiciels, fiches, exercices, situations problème en maths et français

Visit astro52.com

Key Findings

We analyzed Astro52.com page load time and found that the first response time was 368 ms and then it took 728 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

astro52.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.8 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.8 s

100/100

25%

SI (Speed Index)

Value1.0 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.8 s

100/100

10%

Network Requests Diagram

astro52.com

368 ms

nouvelle-presentation.css

88 ms

accueilastro52.png

235 ms

nouveau-contact.png

161 ms

Our browser made a total of 4 requests to load all elements on the main page. We found that all of those requests were addressed to Astro52.com and no external sources were called. The less responsive or slowest element that took the longest time to load (368 ms) belongs to the original domain Astro52.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.0 kB (40%)

Content Size

22.5 kB

After Optimization

13.5 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Astro52.com main page is 22.5 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 18.0 kB which makes up the majority of the site volume.

HTML Optimization

-59%

Potential reduce by 2.4 kB

  • Original 4.1 kB
  • After minification 4.0 kB
  • After compression 1.7 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 2.4 kB or 59% of the original size.

Image Optimization

-36%

Potential reduce by 6.6 kB

  • Original 18.0 kB
  • After minification 11.4 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, Astro 52 needs image optimization as it can save up to 6.6 kB or 36% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-11%

Potential reduce by 49 B

  • Original 460 B
  • After minification 460 B
  • After compression 411 B

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. Astro52.com needs all CSS files to be minified and compressed as it can save up to 49 B or 11% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

3

After Optimization

3

  • Images
  • CSS

The browser has sent 3 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Astro 52. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

astro52.com 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.

Best Practices

astro52.com best practices score

83

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

SEO Factors

astro52.com SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Astro52.com can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it matches the claimed language. Our system also found out that Astro52.com 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

Open Graph description is not detected on the main page of Astro 52. 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: