2.7 sec in total
171 ms
2.1 sec
440 ms
Visit cours-gratuit.com now to see the best up-to-date Cours Gratuit content for France and also check out these interesting facts you probably never knew about cours-gratuit.com
Cours informatique et formation en bureautique et langage de programmation à télécharger gratuitement, des exercices corrigés pour tous les niveaux à consulter en ligne.
Visit cours-gratuit.comWe analyzed Cours-gratuit.com page load time and found that the first response time was 171 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
cours-gratuit.com performance score
name
value
score
weighting
Value3.0 s
49/100
10%
Value3.3 s
70/100
25%
Value7.2 s
30/100
10%
Value1,750 ms
10/100
30%
Value0
100/100
15%
Value14.9 s
8/100
10%
171 ms
1255 ms
16 ms
16 ms
24 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 46% of them (23 requests) were addressed to the original Cours-gratuit.com, 10% (5 requests) were made to Googleads.g.doubleclick.net and 8% (4 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Cours-gratuit.com.
Page size can be reduced by 200.7 kB (57%)
349.5 kB
148.9 kB
In fact, the total size of Cours-gratuit.com main page is 349.5 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. 55% of websites need less resources to load. Javascripts take 209.0 kB which makes up the majority of the site volume.
Potential reduce by 30.6 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 30.6 kB or 74% of the original size.
Potential reduce by 0 B
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. Cours Gratuit images are well optimized though.
Potential reduce by 122.8 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 122.8 kB or 59% of the original size.
Potential reduce by 47.3 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. Cours-gratuit.com needs all CSS files to be minified and compressed as it can save up to 47.3 kB or 80% of the original size.
Number of requests can be reduced by 26 (58%)
45
19
The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cours Gratuit. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.
cours-gratuit.com
171 ms
www.cours-gratuit.com
1255 ms
gantry.css
16 ms
grid-12.css
16 ms
joomla.css
24 ms
joomla.css
13 ms
style2.css
33 ms
template.css
37 ms
typography.css
38 ms
mootools.js
38 ms
caption.js
37 ms
gantry-buildspans.js
50 ms
gantry-inputs.js
55 ms
all.js
24 ms
plusone.js
87 ms
jquery.js
81 ms
fb-traffic-pop.js
53 ms
fb-traffic-pop.css
79 ms
style_tuto.css
78 ms
show_ads.js
21 ms
external.php
429 ms
external.php
237 ms
306 ms
cb=gapi.loaded_0
100 ms
ca-pub-4450901223521136.js
228 ms
zrt_lookup.html
225 ms
show_ads_impl.js
162 ms
widgets.js
102 ms
ga.js
101 ms
header-bg.png
93 ms
header-div.png
87 ms
body-div.png
87 ms
ornext.png
86 ms
__utm.gif
85 ms
ads
232 ms
collect
159 ms
osd.js
77 ms
xd_arbiter.php
107 ms
xd_arbiter.php
124 ms
button.831500944bc3eb7ea5276ccdc3f71d2e.js
88 ms
ads
276 ms
ads
198 ms
follow_button.6a78875565a912489e9aef879c881358.en.html
38 ms
info.json
116 ms
abg.js
57 ms
16455455685774043454
15 ms
s
4 ms
m_js_controller.js
21 ms
x_button_blue2.png
19 ms
googlelogo_color_112x36dp.png
54 ms
cours-gratuit.com accessibility score
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-*] attributes do not match their roles
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
<frame> or <iframe> elements do not have a title
Image elements do not have [alt] attributes
Links do not have a discernible name
cours-gratuit.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
cours-gratuit.com 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 Cours-gratuit.com 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 Cours-gratuit.com 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.
cours-gratuit.com
Open Graph description is not detected on the main page of Cours Gratuit. 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: