Access cerist.dz. CERIST (Centre de Recherche sur l'Information Scientifique et Technique )

cerist.dz

438 ms

www.cerist.dz

425 ms

364 ms

template.css

277 ms

rssocial.css

418 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 91% of them (48 requests) were addressed to the original Cerist.dz, 4% (2 requests) were made to Fonts.googleapis.com and 2% (1 request) were made to Platform.tumblr.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Cerist.dz.

Content Size

1.1 MB

After Optimization

907.3 kB

In fact, the total size of Cerist.dz main page is 1.1 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. 35% of websites need less resources to load. Images take 880.6 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 92.9 kB

Original 111.8 kB
After minification 107.0 kB
After compression 18.9 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 92.9 kB or 83% of the original size.

Image Optimization

-8%

Potential reduce by 70.3 kB

Original 880.6 kB
After minification 810.3 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. CERIST images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 8.6 kB

Original 66.6 kB
After minification 66.6 kB
After compression 58.0 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 8.6 kB or 13% of the original size.

CSS Optimization

-20%

Potential reduce by 5.1 kB

Original 25.2 kB
After minification 25.2 kB
After compression 20.1 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. Cerist.dz needs all CSS files to be minified and compressed as it can save up to 5.1 kB or 20% of the original size.

Requests Now

After Optimization

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CERIST. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.