Tools & Wizards About Us

Report Summary

  • 71

    Performance

    Renders faster than
    81% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

envoll.fr

Envoll, votre centre de formation à Aix-en-Provence

Page Load Speed

2.6 sec in total

First Response

369 ms

Resources Loaded

1.7 sec

Page Rendered

451 ms

About Website

Visit envoll.fr now to see the best up-to-date Envoll content for France and also check out these interesting facts you probably never knew about envoll.fr

Envoll vous propose des formations courtes, longues, qualifiantes, certifiantes. Développez vos connaissances dès maintenant avec Envoll !

Visit envoll.fr

Key Findings

We analyzed Envoll.fr page load time and found that the first response time was 369 ms and then it took 2.2 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

envoll.fr performance score

71

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value5.3 s

21/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value4.7 s

79/100

10%

Network Requests Diagram

envoll.fr

369 ms

css2

39 ms

theme.css

515 ms

js

75 ms

theme.js

689 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 92% of them (36 requests) were addressed to the original Envoll.fr, 3% (1 request) were made to Fonts.googleapis.com and 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (831 ms) belongs to the original domain Envoll.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 61.8 kB (12%)

Content Size

512.9 kB

After Optimization

451.1 kB

  • HTML
  • Images

In fact, the total size of Envoll.fr main page is 512.9 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. 25% of websites need less resources to load. Images take 447.7 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 57.7 kB

  • Original 65.3 kB
  • After minification 40.7 kB
  • After compression 7.6 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. This page needs HTML code to be minified as it can gain 24.5 kB, which is 38% 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 57.7 kB or 88% of the original size.

Image Optimization

-1%

Potential reduce by 4.1 kB

  • Original 447.7 kB
  • After minification 443.5 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. Envoll images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

37

After Optimization

37

  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Envoll. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

envoll.fr accessibility score

91

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

envoll.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

envoll.fr SEO score

91

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

robots.txt is not valid

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 Envoll.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 Envoll.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 description is not detected on the main page of Envoll. 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: