Tools & Wizards About Us
douance.org screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

douance.org

[DOUANCE] QI, Intelligence Humaine, Éducation des Enfants Surdoués, et Capitalisme Cognitif

Page Load Speed

2.3 sec in total

First Response

309 ms

Resources Loaded

1.6 sec

Page Rendered

349 ms

douance.org screenshot

About Website

Click here to check amazing DOUANCE content for France. Otherwise, check out these important facts you probably never knew about douance.org

Site complet présentant l'état actuel de la recherche scientifique sur l'intelligence, le QI, le surdouement (Douance), l'éducation des enfants surdoués, et le Capitalisme Cognitif.

Visit douance.org

Key Findings

We analyzed Douance.org page load time and found that the first response time was 309 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

douance.org performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

90/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value3.4 s

89/100

10%

TBT (Total Blocking Time)

Value1,780 ms

10/100

30%

CLS (Cumulative Layout Shift)

Value0.695

7/100

15%

TTI (Time to Interactive)

Value9.1 s

33/100

10%

Network Requests Diagram

douance.org

309 ms

douance.org

390 ms

cse.js

74 ms

douance-invert-2.png

89 ms

douance-logo.png

218 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 65% of them (26 requests) were addressed to the original Douance.org, 13% (5 requests) were made to Google.com and 8% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (687 ms) belongs to the original domain Douance.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 180.5 kB (31%)

Content Size

583.4 kB

After Optimization

402.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Douance.org main page is 583.4 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. 30% of websites need less resources to load. Javascripts take 366.4 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 42.4 kB

  • Original 56.6 kB
  • After minification 51.7 kB
  • After compression 14.2 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 42.4 kB or 75% of the original size.

Image Optimization

-2%

Potential reduce by 3.2 kB

  • Original 138.3 kB
  • After minification 135.0 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. DOUANCE images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 127.1 kB

  • Original 366.4 kB
  • After minification 366.4 kB
  • After compression 239.3 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 127.1 kB or 35% of the original size.

CSS Optimization

-35%

Potential reduce by 7.8 kB

  • Original 22.1 kB
  • After minification 22.1 kB
  • After compression 14.3 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. Douance.org needs all CSS files to be minified and compressed as it can save up to 7.8 kB or 35% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (26%)

Requests Now

38

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 38 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DOUANCE. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

douance.org

douance.org

309 ms

douance.org

douance.org

390 ms

cse.js

cse.js

74 ms

douance-invert-2.png

douance-invert-2.png

89 ms

douance-logo.png

douance-logo.png

218 ms

rss32.png

rss32.png

319 ms

qi-causes-consequences-gouillou-2024-cover-100x150.png

qi-causes-consequences-gouillou-2024-cover-100x150.png

322 ms

gouillou-terrassier-guide-pratique-enfant-surdoue-2019-100x150.png

gouillou-terrassier-guide-pratique-enfant-surdoue-2019-100x150.png

336 ms

gouillou-qi-causes-consequences-qicc-cover-133.png

gouillou-qi-causes-consequences-qicc-cover-133.png

334 ms

qicc-amazon-vert.png

qicc-amazon-vert.png

422 ms

qicc-applebook.png

qicc-applebook.png

424 ms

qicc-kobo-vert.png

qicc-kobo-vert.png

353 ms

qicc-print-300.png

qicc-print-300.png

411 ms

gouillou-terrassier-guide-pratique-enfant-surdoue-2019-133x200.png

gouillou-terrassier-guide-pratique-enfant-surdoue-2019-133x200.png

426 ms

logo-amazon-71x21.gif

logo-amazon-71x21.gif

432 ms

adsbygoogle.js

adsbygoogle.js

173 ms

count.js

count.js

166 ms

analytics.js

analytics.js

24 ms

ris-download-53.png

ris-download-53.png

433 ms

gouillou-philippe-2024-hypotheses-600.webp

gouillou-philippe-2024-hypotheses-600.webp

492 ms

youtube.png

youtube.png

503 ms

2024-07-10-qicc-interview-monaco-info-600.webp

2024-07-10-qicc-interview-monaco-info-600.webp

506 ms

interview-hassan-cobalt-philippe-gouillou-2022-600.webp

interview-hassan-cobalt-philippe-gouillou-2022-600.webp

508 ms

youtube-tn_cpr-qi-2023-02-10-600.webp

youtube-tn_cpr-qi-2023-02-10-600.webp

611 ms

gouillou-philippe-psychomarketing.webp

gouillou-philippe-psychomarketing.webp

605 ms

gouillou-evopsy.webp

gouillou-evopsy.webp

582 ms

neuromonaco.webp

neuromonaco.webp

684 ms

mbn-og.webp

mbn-og.webp

687 ms

linkid.js

linkid.js

26 ms

collect

collect

15 ms

collect

collect

37 ms

cse_element__fr.js

cse_element__fr.js

41 ms

default+fr.css

default+fr.css

91 ms

default.css

default.css

92 ms

js

js

156 ms

async-ads.js

async-ads.js

80 ms

clear.png

clear.png

46 ms

nav_logo114.png

nav_logo114.png

47 ms

apgtemplate.css

apgtemplate.css

91 ms

douance.css

douance.css

89 ms

Accessibility Review

douance.org accessibility score

82

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

douance.org best practices score

83

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

High

Page has valid source maps

SEO Factors

douance.org SEO score

93

Search Engine Optimization Advices

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

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 Douance.org 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 Douance.org 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

douance.org

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