Tools & Wizards About Us
decroissance.org screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    54% of other websites

  • 45

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 67

    SEO

    Google-friendlier than
    25% of websites

decroissance.org

Institut d'Etudes Economiques et Sociales pour la Décroissance Soutenable

Page Load Speed

4.3 sec in total

First Response

397 ms

Resources Loaded

1.9 sec

Page Rendered

2 sec

decroissance.org screenshot

About Website

Welcome to decroissance.org homepage info - get ready to check Decroissance best content for France right away, or after learning these important things about decroissance.org

Site d'information et d'actualite sur la decroissance

Visit decroissance.org

Key Findings

We analyzed Decroissance.org page load time and found that the first response time was 397 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

decroissance.org performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.6 s

93/100

10%

LCP (Largest Contentful Paint)

Value12.7 s

0/100

25%

SI (Speed Index)

Value7.8 s

24/100

10%

TBT (Total Blocking Time)

Value1,140 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value26.5 s

0/100

10%

Network Requests Diagram

decroissance.org

397 ms

styles.css

167 ms

AC_RunActiveContent.js

194 ms

audioPlayer.js

194 ms

sabonner.jpg

1261 ms

Our browser made a total of 101 requests to load all elements on the main page. We found that 69% of them (70 requests) were addressed to the original Decroissance.org, 10% (10 requests) were made to Youtube.com and 6% (6 requests) were made to Dailymotion.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Ladecroissance.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (36%)

Content Size

3.2 MB

After Optimization

2.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Decroissance.org main page is 3.2 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 2.1 MB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 59.6 kB

  • Original 83.2 kB
  • After minification 80.0 kB
  • After compression 23.5 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 59.6 kB or 72% of the original size.

Image Optimization

-15%

Potential reduce by 301.0 kB

  • Original 2.1 MB
  • After minification 1.8 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. Obviously, Decroissance needs image optimization as it can save up to 301.0 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-69%

Potential reduce by 531.1 kB

  • Original 770.1 kB
  • After minification 766.8 kB
  • After compression 239.0 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 531.1 kB or 69% of the original size.

CSS Optimization

-83%

Potential reduce by 255.9 kB

  • Original 306.7 kB
  • After minification 303.7 kB
  • After compression 50.8 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. Decroissance.org needs all CSS files to be minified and compressed as it can save up to 255.9 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (11%)

Requests Now

97

After Optimization

86

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Decroissance. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

decroissance.org

decroissance.org

397 ms

styles.css

styles.css

167 ms

AC_RunActiveContent.js

AC_RunActiveContent.js

194 ms

audioPlayer.js

audioPlayer.js

194 ms

sabonner.jpg

sabonner.jpg

1261 ms

roegen.jpg

roegen.jpg

228 ms

10questions.jpg

10questions.jpg

275 ms

dev_durable_pe.jpg

dev_durable_pe.jpg

131 ms

serge-latouche3.jpg

serge-latouche3.jpg

225 ms

125.jpg

125.jpg

469 ms

politis-hebdo-2.jpg

politis-hebdo-2.jpg

331 ms

michea.jpg

michea.jpg

328 ms

flipo.jpg

flipo.jpg

468 ms

politis-hebdo.jpg

politis-hebdo.jpg

326 ms

f-jarrige.jpg

f-jarrige.jpg

326 ms

124.jpg

124.jpg

539 ms

dec-ou-dec-v-cheynet.jpg

dec-ou-dec-v-cheynet.jpg

536 ms

jeunes.jpg

jeunes.jpg

469 ms

dominique.bourg.jpg

dominique.bourg.jpg

472 ms

thierry-noel.jpg

thierry-noel.jpg

535 ms

livre-vivre-la-sv.jpg

livre-vivre-la-sv.jpg

658 ms

mirko.jpg

mirko.jpg

532 ms

bihouix.jpg

bihouix.jpg

554 ms

120.jpg

120.jpg

629 ms

luccarini.jpg

luccarini.jpg

656 ms

barbarin.jpg

barbarin.jpg

654 ms

nkm2.jpg

nkm2.jpg

655 ms

pape-francois.jpg

pape-francois.jpg

653 ms

fontenoy-sarko.jpg

fontenoy-sarko.jpg

787 ms

petit-rocard.jpg

petit-rocard.jpg

791 ms

servigne.jpg

servigne.jpg

788 ms

gilbert-favreau.jpg

gilbert-favreau.jpg

787 ms

pierre-thiesset.jpg

pierre-thiesset.jpg

788 ms

juppe.jpg

juppe.jpg

785 ms

majid.jpg

majid.jpg

788 ms

olivier-rey.jpg

olivier-rey.jpg

950 ms

clarck.jpg

clarck.jpg

948 ms

eric-pineault.jpg

eric-pineault.jpg

949 ms

journal_pe.jpg

journal_pe.jpg

1037 ms

france2.jpg

france2.jpg

948 ms

7HMckhqGouE

7HMckhqGouE

115 ms

qQGZh8nnUZg

qQGZh8nnUZg

219 ms

UKftOH54iNU

UKftOH54iNU

140 ms

x2ctkks

x2ctkks

498 ms

x28xmzf

x28xmzf

496 ms

x26xis9

x26xis9

493 ms

x2127pr

x2127pr

615 ms

x1dwsnt

x1dwsnt

487 ms

x1b7sf9

x1b7sf9

485 ms

roland-frinjo.jpg

roland-frinjo.jpg

901 ms

bouli-lanners.jpg

bouli-lanners.jpg

901 ms

iVA3Qt5aNVE

iVA3Qt5aNVE

118 ms

qCsxj-uaNOs

qCsxj-uaNOs

133 ms

cyvw6UbwTv0

cyvw6UbwTv0

150 ms

n9FU4IK7vlc

n9FU4IK7vlc

140 ms

r2i9SkLhKEQ

r2i9SkLhKEQ

158 ms

a0J2gj80EVI

a0J2gj80EVI

166 ms

www-embed-player-vflfNyN_r.css

www-embed-player-vflfNyN_r.css

38 ms

www-embed-player.js

www-embed-player.js

57 ms

marris.jpg

marris.jpg

829 ms

pPIv61CBOP8

pPIv61CBOP8

151 ms

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js

115 ms

ad_status.js

ad_status.js

122 ms

d-ormesson.jpg

d-ormesson.jpg

744 ms

fabius.jpg

fabius.jpg

723 ms

thumann.jpg

thumann.jpg

689 ms

QHD8zigcbDB8aPfIoaupKOvvDin1pK8aKteLpeZ5c0A.ttf

QHD8zigcbDB8aPfIoaupKOvvDin1pK8aKteLpeZ5c0A.ttf

159 ms

RxZJdnzeo3R5zSexge8UUSZ2oysoEQEeKwjgmXLRnTc.ttf

RxZJdnzeo3R5zSexge8UUSZ2oysoEQEeKwjgmXLRnTc.ttf

160 ms

serge-moscovici.jpg

serge-moscovici.jpg

642 ms

semal.jpg

semal.jpg

640 ms

terminator.jpg

terminator.jpg

720 ms

polony-natacha.jpg

polony-natacha.jpg

713 ms

main.8bc0b69923.css

main.8bc0b69923.css

79 ms

jquery.min.js

jquery.min.js

74 ms

playerv5-embed.js.v5b530410decb4d5f9

playerv5-embed.js.v5b530410decb4d5f9

96 ms

dmp.aa8c53dee4b01d3bb05b.js

dmp.aa8c53dee4b01d3bb05b.js

170 ms

aubert-accoyer.jpg

aubert-accoyer.jpg

582 ms

fiorentino.jpg

fiorentino.jpg

581 ms

legasse.jpg

legasse.jpg

575 ms

les-echos.jpg

les-echos.jpg

516 ms

politis.jpg

politis.jpg

631 ms

ecossais.jpg

ecossais.jpg

630 ms

morvan.jpg

morvan.jpg

631 ms

css

css

122 ms

emily-loizeau.jpg

emily-loizeau.jpg

612 ms

president-attac.jpg

president-attac.jpg

611 ms

maris.jpg

maris.jpg

513 ms

journal111-couv.jpg

journal111-couv.jpg

725 ms

haroche.jpg

haroche.jpg

589 ms

credoc.jpg

credoc.jpg

511 ms

nasa.jpg

nasa.jpg

589 ms

56493d9dd1e6df032cef.dmp.js

56493d9dd1e6df032cef.dmp.js

107 ms

thomas-legrand.jpg

thomas-legrand.jpg

515 ms

cJZKeOuBrn4kERxqtaUH3SZ2oysoEQEeKwjgmXLRnTc.ttf

cJZKeOuBrn4kERxqtaUH3SZ2oysoEQEeKwjgmXLRnTc.ttf

61 ms

blay.jpg

blay.jpg

456 ms

duru-bellat.jpg

duru-bellat.jpg

456 ms

vincent-cheynet-2.jpg

vincent-cheynet-2.jpg

521 ms

expansion2014.jpg

expansion2014.jpg

588 ms

alessandro.jpg

alessandro.jpg

521 ms

contre-sommet-bande.jpg

contre-sommet-bande.jpg

520 ms

planete.jpg

planete.jpg

585 ms

Accessibility Review

decroissance.org accessibility score

45

Accessibility Issues

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

Form elements do not have associated labels

High

Links do not have a discernible name

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

Best Practices

decroissance.org 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

SEO Factors

decroissance.org SEO score

67

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

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    N/A

  • Encoding

    N/A

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Decroissance.org 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 Decroissance.org main page’s claimed encoding is . 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

decroissance.org

Open Graph description is not detected on the main page of Decroissance. 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: