Access certu-catalogue.fr. Cerema, climat et territoires de demain. Aménagement et résilience

www.certu-catalogue.fr

968 ms

styles.css

193 ms

widgets.css

187 ms

prototype.js

285 ms

ccard.js

184 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 90% of them (60 requests) were addressed to the original Certu-catalogue.fr, 3% (2 requests) were made to Google-analytics.com and 3% (2 requests) were made to V.calameo.com. The less responsive or slowest element that took the longest time to load (968 ms) belongs to the original domain Certu-catalogue.fr.

Content Size

841.2 kB

After Optimization

386.6 kB

In fact, the total size of Certu-catalogue.fr main page is 841.2 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. 40% of websites need less resources to load. Javascripts take 415.7 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 41.3 kB

Original 50.1 kB
After minification 45.4 kB
After compression 8.8 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 41.3 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 12.3 kB

Original 263.0 kB
After minification 250.6 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. Certu Catalogue images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 304.7 kB

Original 415.7 kB
After minification 316.9 kB
After compression 110.9 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 304.7 kB or 73% of the original size.

CSS Optimization

-86%

Potential reduce by 96.3 kB

Original 112.5 kB
After minification 86.8 kB
After compression 16.2 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. Certu-catalogue.fr needs all CSS files to be minified and compressed as it can save up to 96.3 kB or 86% of the original size.

Requests Now

After Optimization

The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Certu Catalogue. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and as a result speed up the page load time.