Tools & Wizards About Us

Report Summary

  • 91

    Performance

    Renders faster than
    91% of other websites

  • 58

    Accessibility

    Visual factors better than
    that of 25% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 58

    SEO

    Google-friendlier than
    21% of websites

formation-bruxelles.be

Formation Bruxelles : Cours Centre de formation Informatique à Bruxelles - cours PAO WebDesign production Adobe Bruxelles Belgique

Page Load Speed

2.2 sec in total

First Response

326 ms

Resources Loaded

1.6 sec

Page Rendered

244 ms

About Website

Click here to check amazing Formation Bruxelles content. Otherwise, check out these important facts you probably never knew about formation-bruxelles.be

Formation Bruxelles : Centre de cours en informatique Bruxelles. Infographie, pao, webdesign, production ...

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Key Findings

We analyzed Formation-bruxelles.be page load time and found that the first response time was 326 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

formation-bruxelles.be performance score

91

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

82/100

10%

LCP (Largest Contentful Paint)

Value2.1 s

96/100

25%

SI (Speed Index)

Value2.3 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.198

62/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

Network Requests Diagram

formation-bruxelles.be

326 ms

formation-bruxelles.be

325 ms

styleformationbruxelles.css

80 ms

flexslider.css

159 ms

jquery.ui.min.js

253 ms

Our browser made a total of 31 requests to load all elements on the main page. We found that 52% of them (16 requests) were addressed to the original Formation-bruxelles.be, 19% (6 requests) were made to Dweb.be and 6% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (496 ms) relates to the external source Rh-business.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 88.6 kB (18%)

Content Size

504.5 kB

After Optimization

415.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Formation-bruxelles.be main page is 504.5 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. 20% of websites need less resources to load. Images take 359.5 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 40.4 kB

  • Original 48.0 kB
  • After minification 45.1 kB
  • After compression 7.5 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 40.4 kB or 84% of the original size.

Image Optimization

-5%

Potential reduce by 17.6 kB

  • Original 359.5 kB
  • After minification 341.9 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. Formation Bruxelles images are well optimized though.

JavaScript Optimization

-32%

Potential reduce by 29.7 kB

  • Original 92.6 kB
  • After minification 92.6 kB
  • After compression 62.9 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 29.7 kB or 32% of the original size.

CSS Optimization

-20%

Potential reduce by 902 B

  • Original 4.4 kB
  • After minification 4.4 kB
  • After compression 3.5 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. Formation-bruxelles.be needs all CSS files to be minified and compressed as it can save up to 902 B or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (18%)

Requests Now

22

After Optimization

18

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Formation Bruxelles. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

formation-bruxelles.be accessibility score

58

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

formation-bruxelles.be best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

formation-bruxelles.be SEO score

58

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Formation-bruxelles.be can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Formation-bruxelles.be 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 description is not detected on the main page of Formation Bruxelles. 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: