2.5 sec in total
513 ms
1.7 sec
288 ms
Visit allianceenergie.fr now to see the best up-to-date Alliance Energie content and also check out these interesting facts you probably never knew about allianceenergie.fr
L’Ancre réunit des organismes de recherche/innovation et conférences d’établissements d’enseignement supérieur dans le domaine de l’énergie.
Visit allianceenergie.frWe analyzed Allianceenergie.fr page load time and found that the first response time was 513 ms and then it took 2 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.
allianceenergie.fr performance score
name
value
score
weighting
Value5.0 s
9/100
10%
Value13.6 s
0/100
25%
Value11.0 s
6/100
10%
Value2,690 ms
3/100
30%
Value0.118
85/100
15%
Value13.5 s
11/100
10%
513 ms
627 ms
179 ms
179 ms
294 ms
Our browser made a total of 70 requests to load all elements on the main page. We found that all of those requests were addressed to Allianceenergie.fr and no external sources were called. The less responsive or slowest element that took the longest time to load (743 ms) belongs to the original domain Allianceenergie.fr.
Page size can be reduced by 250.2 kB (39%)
637.6 kB
387.4 kB
In fact, the total size of Allianceenergie.fr main page is 637.6 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. 25% of websites need less resources to load. Images take 405.1 kB which makes up the majority of the site volume.
Potential reduce by 22.1 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 22.1 kB or 82% of the original size.
Potential reduce by 70.5 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, Alliance Energie needs image optimization as it can save up to 70.5 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 68.7 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 68.7 kB or 66% of the original size.
Potential reduce by 88.9 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. Allianceenergie.fr needs all CSS files to be minified and compressed as it can save up to 88.9 kB or 88% of the original size.
Number of requests can be reduced by 40 (58%)
69
29
The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alliance Energie. 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 27 to 1 for CSS and as a result speed up the page load time.
allianceenergie.fr
513 ms
cmLibJQuery.js
627 ms
cmScript.js
179 ms
cmStyle.css
179 ms
sha1.js
294 ms
config.js
194 ms
isoRuntime.js
272 ms
albRuntimeJs.js
274 ms
odfDirectRuntime.js
200 ms
sdsButtonBar.js
279 ms
isoUtils.css
281 ms
isoStandard.css
290 ms
bsElements.css
330 ms
insInsetGeneric.css
325 ms
isoPosition.css
377 ms
bsStyles.css
372 ms
bsGrid.css
390 ms
tabTable.css
426 ms
odfDirectCSS.css
424 ms
sdsButtonBar.css
466 ms
ishElements.css
471 ms
ishMain.css
487 ms
ishDefaultPage.css
601 ms
ishInsetCSS-insetcolors.css
527 ms
ishInsetCommon.css
601 ms
ishInset-straight.css
601 ms
ishTitle00010006.css
602 ms
ishAlternateCSS-main.css
725 ms
ishAlternateCSS-insetcolors.css
622 ms
ishAlternateCSS-insetcommon.css
631 ms
ishAlternateCSS-inset-straight.css
649 ms
ishAlternateCSS-title.css
654 ms
ishDirect.css
680 ms
ishGrid.css
702 ms
ixPluLayoutStatic.css
740 ms
ixPluLayout00010006.css
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bandeau_logo.jpg
260 ms
bandeau_bas_2.jpg
210 ms
t_135_0.jpg
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cea_logotype150_.jpg
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logo_ifp-energies-nouvelles.jpg
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sdsButtonsSprite.png
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allianceenergie.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
Heading elements are not in a sequentially-descending order
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
Form elements do not have associated labels
Links do not have a discernible name
allianceenergie.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
General
Impact
Issue
Detected JavaScript libraries
allianceenergie.fr SEO score
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 Allianceenergie.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 Allianceenergie.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.
allianceenergie.fr
Open Graph description is not detected on the main page of Alliance Energie. 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: