Report Summary

  • 53

    Performance

    Renders faster than
    71% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

edf.fr

EDF France | EDF FR

Page Load Speed

3.7 sec in total

First Response

273 ms

Resources Loaded

3.2 sec

Page Rendered

292 ms

edf.fr screenshot

About Website

Welcome to edf.fr homepage info - get ready to check EDF best content for France right away, or after learning these important things about edf.fr

Un nouveau site edf.fr ça surprend !

Visit edf.fr

Key Findings

We analyzed Edf.fr page load time and found that the first response time was 273 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

edf.fr performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value4.1 s

48/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0.591

11/100

15%

TTI (Time to Interactive)

Value5.6 s

70/100

10%

Network Requests Diagram

edf.fr

273 ms

www.edf.fr

815 ms

slick.min.css

34 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

90 ms

css_Gom5M4eK32SdJ5TF1dYlYMg3Ml-5Me136nVQZJsS4bw.css

177 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 78% of them (36 requests) were addressed to the original Edf.fr, 4% (2 requests) were made to Ajax.googleapis.com and 4% (2 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source One-perso.edf.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (34%)

Content Size

3.2 MB

After Optimization

2.1 MB

In fact, the total size of Edf.fr main page is 3.2 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 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 147.3 kB

  • Original 178.1 kB
  • After minification 137.2 kB
  • After compression 30.9 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 40.9 kB, which is 23% 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 147.3 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 28.5 kB

  • Original 1.9 MB
  • After minification 1.9 MB

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. EDF images are well optimized though.

JavaScript Optimization

-80%

Potential reduce by 663.0 kB

  • Original 823.6 kB
  • After minification 616.5 kB
  • After compression 160.6 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 663.0 kB or 80% of the original size.

CSS Optimization

-79%

Potential reduce by 274.6 kB

  • Original 346.9 kB
  • After minification 337.4 kB
  • After compression 72.3 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. Edf.fr needs all CSS files to be minified and compressed as it can save up to 274.6 kB or 79% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (49%)

Requests Now

41

After Optimization

21

The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EDF. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

edf.fr accessibility score

98

Accessibility Issues

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

edf.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

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

edf.fr SEO score

90

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

    UTF-8

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