Tools & Wizards About Us
donbosco-tournai.be screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

donbosco-tournai.be

Centre scolaire Don Bosco Tournai Centre scolaire Don Bosco Tournai

Page Load Speed

6.3 sec in total

First Response

914 ms

Resources Loaded

4.5 sec

Page Rendered

831 ms

donbosco-tournai.be screenshot

About Website

Welcome to donbosco-tournai.be homepage info - get ready to check Don Bosco Tournai best content for Belgium right away, or after learning these important things about donbosco-tournai.be

école secondaire technique, professionelle et en alternance en infographie, 3D, menuiserie, mécanique, électricité, construction, garage, ...

Visit donbosco-tournai.be

Key Findings

We analyzed Donbosco-tournai.be page load time and found that the first response time was 914 ms and then it took 5.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

donbosco-tournai.be performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.1 s

0/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value17.5 s

0/100

10%

TBT (Total Blocking Time)

Value28,640 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.148

76/100

15%

TTI (Time to Interactive)

Value46.3 s

0/100

10%

Network Requests Diagram

www.donbosco-tournai.be

914 ms

style.css

82 ms

style.min.css

164 ms

style.min.css

247 ms

css

44 ms

Our browser made a total of 75 requests to load all elements on the main page. We found that 63% of them (47 requests) were addressed to the original Donbosco-tournai.be, 24% (18 requests) were made to Youtube.com and 7% (5 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Donbosco-tournai.be.

Page Optimization Overview & Recommendations

Page size can be reduced by 75.3 kB (4%)

Content Size

2.1 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Donbosco-tournai.be main page is 2.1 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 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 33.5 kB

  • Original 41.7 kB
  • After minification 40.8 kB
  • After compression 8.2 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 33.5 kB or 80% of the original size.

Image Optimization

-3%

Potential reduce by 38.4 kB

  • Original 1.5 MB
  • After minification 1.5 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. Don Bosco Tournai images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.7 kB

  • Original 486.9 kB
  • After minification 486.9 kB
  • After compression 484.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 752 B

  • Original 101.4 kB
  • After minification 101.4 kB
  • After compression 100.6 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. Donbosco-tournai.be has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (21%)

Requests Now

72

After Optimization

57

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 72 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Don Bosco Tournai. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.donbosco-tournai.be

www.donbosco-tournai.be

914 ms

style.css

style.css

82 ms

style.min.css

style.min.css

164 ms

style.min.css

style.min.css

247 ms

css

css

44 ms

style.min.css

style.min.css

318 ms

style.min.css

style.min.css

316 ms

style.min.css

style.min.css

320 ms

blocks.style.build.css

blocks.style.build.css

328 ms

cookieblocker.min.css

cookieblocker.min.css

333 ms

aframe-v1.0.4.min.js

aframe-v1.0.4.min.js

758 ms

a076d05399.js

a076d05399.js

43 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

286 ms

key-solid.png

key-solid.png

79 ms

JP8xS2TbNog

JP8xS2TbNog

133 ms

Mv0cr1Hz1V4

Mv0cr1Hz1V4

134 ms

92shpg9bgWc

92shpg9bgWc

134 ms

dG9ADknTnnQ

dG9ADknTnnQ

139 ms

O4rCxbqVwaY

O4rCxbqVwaY

124 ms

ncFviIKPZ0I

ncFviIKPZ0I

128 ms

wIq3ksQOi-o

wIq3ksQOi-o

196 ms

O918nMvnUDM

O918nMvnUDM

196 ms

3XPgQ-ZU0KQ

3XPgQ-ZU0KQ

188 ms

VDqEBqCIPfM

VDqEBqCIPfM

181 ms

bxQRV_vyieE

bxQRV_vyieE

248 ms

so-Y-12QvbI

so-Y-12QvbI

907 ms

v4cW8o19Dfk

v4cW8o19Dfk

967 ms

VnAS6WZohJ8

VnAS6WZohJ8

1139 ms

InstaLogo.png

InstaLogo.png

127 ms

logo_donboscotournai.jpg

logo_donboscotournai.jpg

1137 ms

Stages-decouvertes-verso-1-724x1024.jpg

Stages-decouvertes-verso-1-724x1024.jpg

1536 ms

notele.jpg

notele.jpg

131 ms

stages-decouvertes.jpg

stages-decouvertes.jpg

1535 ms

Cefa-2023-1-887x1024.jpg

Cefa-2023-1-887x1024.jpg

1210 ms

GreenPower-1024x403.jpg

GreenPower-1024x403.jpg

1209 ms

organnigramme_f%C3%A9vrier2024verso-1024x530.jpg

organnigramme_f%C3%A9vrier2024verso-1024x530.jpg

1210 ms

Boscool20px.png

Boscool20px.png

141 ms

book-reader-solid.png

book-reader-solid.png

156 ms

envelope-open-text-solid.png

envelope-open-text-solid.png

157 ms

LogoFacebook22.png

LogoFacebook22.png

158 ms

home-solid.png

home-solid.png

161 ms

amarrages.png

amarrages.png

167 ms

Mouse-Scroll.png

Mouse-Scroll.png

902 ms

Mouse-1.png

Mouse-1.png

902 ms

un-garcon-en-or-edited.jpg

un-garcon-en-or-edited.jpg

1462 ms

Je-sais-dquoi-jparle-1024x218.jpg

Je-sais-dquoi-jparle-1024x218.jpg

1209 ms

78707-MjAyMDA0MjAxMDMyMjFhM2JlNTItZXVyb3NraWxsczIwMjAtMTIwMHgxMjAwLmpwZw.jpg

78707-MjAyMDA0MjAxMDMyMjFhM2JlNTItZXVyb3NraWxsczIwMjAtMTIwMHgxMjAwLmpwZw.jpg

1208 ms

safe_image.jpg

safe_image.jpg

1208 ms

phylo.jpg

phylo.jpg

1543 ms

Scientifique-industrielle.png

Scientifique-industrielle.png

1209 ms

Construction.png

Construction.png

1208 ms

couverture.png

couverture.png

1461 ms

Garage.png

Garage.png

1461 ms

Infographie-3D.png

Infographie-3D.png

1461 ms

ImagesSynthese.png

ImagesSynthese.png

1461 ms

Menuiserie.png

Menuiserie.png

1461 ms

Alternance-CEFA.png

Alternance-CEFA.png

1540 ms

Electricit%C3%A9-Informatique.png

Electricit%C3%A9-Informatique.png

1541 ms

Informatique.png

Informatique.png

1539 ms

Mecanique.png

Mecanique.png

1541 ms

DAO.png

DAO.png

1540 ms

11393383_10207347096422194_4897360879273020945_o-1.jpg

11393383_10207347096422194_4897360879273020945_o-1.jpg

1972 ms

17990340_10213503755014811_2312432291912765135_o-1.jpg

17990340_10213503755014811_2312432291912765135_o-1.jpg

1979 ms

www-player.css

www-player.css

82 ms

www-embed-player.js

www-embed-player.js

129 ms

base.js

base.js

220 ms

ad_status.js

ad_status.js

1045 ms

SclmollydWJfU3KlFyu6E8_NsFw37tKJuv7lrmV-iyA.js

SclmollydWJfU3KlFyu6E8_NsFw37tKJuv7lrmV-iyA.js

512 ms

embed.js

embed.js

132 ms

id

id

88 ms

Create

Create

439 ms

Create

Create

436 ms

Create

Create

443 ms

Create

Create

441 ms

Create

Create

441 ms

Accessibility Review

donbosco-tournai.be accessibility score

90

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

donbosco-tournai.be best practices score

58

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

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

donbosco-tournai.be SEO score

99

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Donbosco-tournai.be can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Donbosco-tournai.be 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

donbosco-tournai.be

Open Graph data is detected on the main page of Don Bosco Tournai. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: