Report Summary

  • 34

    Performance

    Renders faster than
    54% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

telethon.fr

Faire un don en ligne pour l'AFM-Téléthon.

Page Load Speed

4.5 sec in total

First Response

236 ms

Resources Loaded

4 sec

Page Rendered

212 ms

telethon.fr screenshot

About Website

Click here to check amazing Telethon content for France. Otherwise, check out these important facts you probably never knew about telethon.fr

Faire un don en ligne, c'est aider l'AFM-Téléthon à combattre la maladie et faire progresser la recherche vers la guérison. Rendez-vous sur le formulaire de dons.

Visit telethon.fr

Key Findings

We analyzed Telethon.fr page load time and found that the first response time was 236 ms and then it took 4.2 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

telethon.fr performance score

34

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

10/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value1,610 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.037

100/100

15%

TTI (Time to Interactive)

Value10.0 s

26/100

10%

Network Requests Diagram

telethon.fr

236 ms

don.telethon.fr

1206 ms

jquery-1.6.2.min.js

282 ms

chosen.jquery.min.js

348 ms

portail.js

422 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Telethon.fr, 78% (69 requests) were made to Don.telethon.fr and 2% (2 requests) were made to Facebook.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Don.telethon.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 373.4 kB (55%)

Content Size

685.0 kB

After Optimization

311.6 kB

In fact, the total size of Telethon.fr main page is 685.0 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. 40% of websites need less resources to load. Javascripts take 270.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 63.8 kB

  • Original 81.1 kB
  • After minification 77.8 kB
  • After compression 17.3 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 63.8 kB or 79% of the original size.

Image Optimization

-16%

Potential reduce by 31.2 kB

  • Original 195.8 kB
  • After minification 164.7 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. Obviously, Telethon needs image optimization as it can save up to 31.2 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-61%

Potential reduce by 164.8 kB

  • Original 270.5 kB
  • After minification 261.5 kB
  • After compression 105.7 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 164.8 kB or 61% of the original size.

CSS Optimization

-83%

Potential reduce by 113.6 kB

  • Original 137.6 kB
  • After minification 116.5 kB
  • After compression 24.0 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. Telethon.fr needs all CSS files to be minified and compressed as it can save up to 113.6 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (43%)

Requests Now

77

After Optimization

44

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Telethon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

telethon.fr accessibility score

100

Accessibility Issues

Best Practices

telethon.fr best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

telethon.fr SEO score

98

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Telethon.fr 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 Telethon.fr 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 data is detected on the main page of Telethon. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: