3.3 sec in total
630 ms
2.4 sec
258 ms
Visit ile-de-france.ademe.fr now to see the best up-to-date Ile De France ADEME content for France and also check out these interesting facts you probably never knew about ile-de-france.ademe.fr
Implantée à la Défense, l’ADEME Île-de-France accompagne tous les acteurs du territoire pour lutter contre le changement climatique et maîtriser les consommations de ressources.
Visit ile-de-france.ademe.frWe analyzed Ile-de-france.ademe.fr page load time and found that the first response time was 630 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.
ile-de-france.ademe.fr performance score
name
value
score
weighting
Value8.9 s
0/100
10%
Value14.6 s
0/100
25%
Value15.1 s
1/100
10%
Value690 ms
43/100
30%
Value0.057
98/100
15%
Value13.9 s
10/100
10%
630 ms
324 ms
568 ms
167 ms
168 ms
Our browser made a total of 60 requests to load all elements on the main page. We found that 63% of them (38 requests) were addressed to the original Ile-de-france.ademe.fr, 10% (6 requests) were made to O.twimg.com and 7% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (973 ms) belongs to the original domain Ile-de-france.ademe.fr.
Page size can be reduced by 314.2 kB (33%)
950.1 kB
635.9 kB
In fact, the total size of Ile-de-france.ademe.fr main page is 950.1 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. 35% of websites need less resources to load. Images take 644.4 kB which makes up the majority of the site volume.
Potential reduce by 24.8 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 24.8 kB or 76% of the original size.
Potential reduce by 89.5 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. Obviously, Ile De France ADEME needs image optimization as it can save up to 89.5 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 71.0 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 71.0 kB or 60% of the original size.
Potential reduce by 128.9 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. Ile-de-france.ademe.fr needs all CSS files to be minified and compressed as it can save up to 128.9 kB or 83% of the original size.
Number of requests can be reduced by 25 (42%)
59
34
The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ile De France ADEME. 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 from 7 to 1 for CSS and as a result speed up the page load time.
ile-de-france.ademe.fr
630 ms
css_587e407973ea12bcccbe65f72d183966.css
324 ms
css_4330bfc9ae4dc34d95de536de5c883b1.css
568 ms
logo.gif
167 ms
ADEMEWEBNB.jpg
168 ms
blueprint_logo.png
168 ms
bouton-entreprises.png
325 ms
bouton-collectivites.png
486 ms
bouton-particuliers.png
486 ms
domaines-intervention-photoshop.png
407 ms
promotion-paris-durable.jpg
480 ms
festival-we-love-green-2016.jpg
645 ms
js_7f06feec132adf5b10e84b9e7c2545da.js
973 ms
mooc-commande-publique.jpg
639 ms
logo-enrchoix.jpg
728 ms
widgets.js
83 ms
renovation_info_service.gif
582 ms
bkgd_gradient_ombre_right.png
139 ms
ademe_bandeau_region.png
726 ms
puce_nav_moins.gif
220 ms
puce_nav_plus.gif
221 ms
bkgd_center.gif
303 ms
picto_print.png
303 ms
h3-bloc.png
382 ms
bkgd_center_3.gif
383 ms
bkgd_right_titre.png
463 ms
bkgd_right_block.jpg
464 ms
bkgd_right_block_ombre.png
549 ms
filet_point_bleu_clair2.png
549 ms
carre_bleu_small.png
549 ms
logo-idf.png
706 ms
logo-fiches-eas.jpg
625 ms
site-national-ademe.jpg
706 ms
logo-twitter.jpg
703 ms
logo-dailymotion.jpg
705 ms
logo-youtube.jpg
781 ms
picto_rss.png
861 ms
ademe_et_vous.jpg
646 ms
puce_remonter.png
834 ms
menu-leaf.gif
833 ms
ga.js
22 ms
timeline.d11f7a3b3287fb94220e8ee6d03cc772.js
131 ms
__utm.gif
16 ms
syndication
95 ms
679609415322963968
378 ms
proxy.jpg
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timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
33 ms
timeline.47ab5d19e8ed22531abcf4f86f3ae53a.light.ltr.css
59 ms
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syndication_bundle_v1_64fcb3dd2f6da5b5f976d91a319ef73e329c1a5d.css
124 ms
syndication_bundle_v1_64fcb3dd2f6da5b5f976d91a319ef73e329c1a5d.css
161 ms
print.css
169 ms
proxy.jpg
4 ms
link_v1_e64f66f5650df987d97cc5f00c4cb5987f367028.svg
29 ms
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11 ms
ile-de-france.ademe.fr accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
ARIA IDs are not unique
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
Image elements do not have [alt] attributes
Links do not have a discernible name
ile-de-france.ademe.fr best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
ile-de-france.ademe.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
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
Document uses legible font sizes
Tap targets are not sized appropriately
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ile-de-france.ademe.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 Ile-de-france.ademe.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.
ile-de-france.ademe.fr
Open Graph description is not detected on the main page of Ile De France ADEME. 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: