Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

institut-f2i.fr

Institut F2I | Ecole d'Informatique, Digital & Commerce

Page Load Speed

18.4 sec in total

First Response

868 ms

Resources Loaded

16.7 sec

Page Rendered

772 ms

institut-f2i.fr screenshot

About Website

Welcome to institut-f2i.fr homepage info - get ready to check Institut F2I best content for France right away, or after learning these important things about institut-f2i.fr

L’institut F2i est un établissement d’enseignement privé post-baccalauréat spécialisé dans les technologies informatiques, le digital et les filières commerciales de BAC à BAC+5 en cursus initial ou a...

Visit institut-f2i.fr

Key Findings

We analyzed Institut-f2i.fr page load time and found that the first response time was 868 ms and then it took 17.5 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

institut-f2i.fr performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value19.5 s

0/100

25%

SI (Speed Index)

Value14.2 s

1/100

10%

TBT (Total Blocking Time)

Value830 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.265

46/100

15%

TTI (Time to Interactive)

Value12.9 s

13/100

10%

Network Requests Diagram

institut-f2i.fr

868 ms

www.institut-f2i.fr

1241 ms

wp-emoji-release.min.js

324 ms

cli-style.css

195 ms

style.css

273 ms

Our browser made a total of 172 requests to load all elements on the main page. We found that 67% of them (116 requests) were addressed to the original Institut-f2i.fr, 6% (10 requests) were made to Static.xx.fbcdn.net and 3% (6 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (10.7 sec) belongs to the original domain Institut-f2i.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (19%)

Content Size

5.6 MB

After Optimization

4.6 MB

In fact, the total size of Institut-f2i.fr main page is 5.6 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 4.7 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 143.1 kB

  • Original 167.8 kB
  • After minification 147.6 kB
  • After compression 24.7 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. This page needs HTML code to be minified as it can gain 20.2 kB, which is 12% 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 143.1 kB or 85% of the original size.

Image Optimization

-8%

Potential reduce by 365.6 kB

  • Original 4.7 MB
  • After minification 4.3 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. Institut F2I images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 368.2 kB

  • Original 545.5 kB
  • After minification 524.6 kB
  • After compression 177.3 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 368.2 kB or 67% of the original size.

CSS Optimization

-92%

Potential reduce by 211.7 kB

  • Original 228.9 kB
  • After minification 227.7 kB
  • After compression 17.3 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. Institut-f2i.fr needs all CSS files to be minified and compressed as it can save up to 211.7 kB or 92% of the original size.

Requests Breakdown

Number of requests can be reduced by 75 (49%)

Requests Now

153

After Optimization

78

The browser has sent 153 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Institut F2I. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and from 32 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

institut-f2i.fr accessibility score

78

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.

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

institut-f2i.fr best practices score

67

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

institut-f2i.fr SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Institut-f2i.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 Institut-f2i.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 Institut F2I. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: