4.6 sec in total
370 ms
4 sec
248 ms
Welcome to idex-univ-bordeaux.fr homepage info - get ready to check Idex Univ Bordeaux best content right away, or after learning these important things about idex-univ-bordeaux.fr
Visit idex-univ-bordeaux.frWe analyzed Idex-univ-bordeaux.fr page load time and found that the first response time was 370 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
idex-univ-bordeaux.fr performance score
name
value
score
weighting
Value3.8 s
26/100
10%
Value4.1 s
47/100
25%
Value4.7 s
68/100
10%
Value30 ms
100/100
30%
Value0.051
99/100
15%
Value4.1 s
86/100
10%
370 ms
1182 ms
269 ms
707 ms
181 ms
Our browser made a total of 50 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Idex-univ-bordeaux.fr, 78% (39 requests) were made to Idex.u-bordeaux.fr and 6% (3 requests) were made to S.ytimg.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Idex.u-bordeaux.fr.
Page size can be reduced by 4.3 MB (71%)
6.1 MB
1.7 MB
In fact, the total size of Idex-univ-bordeaux.fr main page is 6.1 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. 60% of websites need less resources to load. Images take 4.7 MB which makes up the majority of the site volume.
Potential reduce by 16.1 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 16.1 kB or 74% of the original size.
Potential reduce by 3.3 MB
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, Idex Univ Bordeaux needs image optimization as it can save up to 3.3 MB or 70% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 591.4 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 591.4 kB or 69% of the original size.
Potential reduce by 386.4 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. Idex-univ-bordeaux.fr needs all CSS files to be minified and compressed as it can save up to 386.4 kB or 84% of the original size.
Number of requests can be reduced by 12 (26%)
46
34
The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Idex Univ Bordeaux. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
idex-univ-bordeaux.fr
370 ms
idex.u-bordeaux.fr
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79 ms
idex-univ-bordeaux.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.
idex-univ-bordeaux.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
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
idex-univ-bordeaux.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
robots.txt is not valid
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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Idex-univ-bordeaux.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and it does not match the claimed English language. Our system also found out that Idex-univ-bordeaux.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.
idex-univ-bordeaux.fr
Open Graph description is not detected on the main page of Idex Univ Bordeaux. 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: