6.9 sec in total
984 ms
5.6 sec
362 ms
Click here to check amazing IUT U Cergy content for France. Otherwise, check out these important facts you probably never knew about iut.u-cergy.fr
Institut Universitaire de Technologie (IUT) de Cergy-Pontoise est une composante de CY Cergy Paris Université proposant des formations professionnelles en deux ans accessibles après le baccalauréat, l...
Visit iut.u-cergy.frWe analyzed Iut.u-cergy.fr page load time and found that the first response time was 984 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
iut.u-cergy.fr performance score
name
value
score
weighting
Value4.9 s
10/100
10%
Value23.9 s
0/100
25%
Value9.8 s
10/100
10%
Value470 ms
60/100
30%
Value0
100/100
15%
Value19.8 s
2/100
10%
984 ms
344 ms
23 ms
264 ms
816 ms
Our browser made a total of 106 requests to load all elements on the main page. We found that 38% of them (40 requests) were addressed to the original Iut.u-cergy.fr, 19% (20 requests) were made to Pbs.twimg.com and 9% (10 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Iut.u-cergy.fr.
Page size can be reduced by 227.5 kB (14%)
1.6 MB
1.3 MB
In fact, the total size of Iut.u-cergy.fr main page is 1.6 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. 70% of websites need less resources to load. Images take 1.3 MB which makes up the majority of the site volume.
Potential reduce by 53.8 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 53.8 kB or 82% of the original size.
Potential reduce by 77.2 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. IUT U Cergy images are well optimized though.
Potential reduce by 68.0 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 68.0 kB or 56% of the original size.
Potential reduce by 28.5 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. Iut.u-cergy.fr needs all CSS files to be minified and compressed as it can save up to 28.5 kB or 84% of the original size.
Number of requests can be reduced by 35 (36%)
97
62
The browser has sent 97 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IUT U Cergy. 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 14 to 1 for CSS and as a result speed up the page load time.
www.iut.u-cergy.fr
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iut.u-cergy.fr 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
[aria-*] attributes are not valid or misspelled
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
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
Form elements do not have associated labels
Links do not have a discernible name
iut.u-cergy.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
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
iut.u-cergy.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iut.u-cergy.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 Iut.u-cergy.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.
iut.u-cergy.fr
Open Graph data is detected on the main page of IUT U Cergy. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: