Access en.univ-toulouse.fr. Homepage | Université de Toulouse

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

18/100

10%

LCP (Largest Contentful Paint)

Value24.3 s

0/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value110 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value15.8 s

6/100

10%

our-strengths

193 ms

css_9159cb6683d5b8c6db3f260036d92a46.css

188 ms

css_7bf837e9a7d0f53c0681a183bbec4666.css

387 ms

css

35 ms

js_81ebea59959595ab4adebabd747d4568.js

552 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 37% of them (33 requests) were addressed to the original En.univ-toulouse.fr, 34% (30 requests) were made to Univ-toulouse.fr and 17% (15 requests) were made to Canal-u.tv. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Canal-u.tv.

Content Size

5.7 MB

After Optimization

4.8 MB

In fact, the total size of En.univ-toulouse.fr main page is 5.7 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. 55% of websites need less resources to load. Images take 4.8 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 48.2 kB

Original 60.2 kB
After minification 60.0 kB
After compression 12.0 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 48.2 kB or 80% of the original size.

Image Optimization

-4%

Potential reduce by 189.8 kB

Original 4.8 MB
After minification 4.6 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. En Univ Toulouse images are well optimized though.

JavaScript Optimization

-72%

Potential reduce by 494.2 kB

Original 690.9 kB
After minification 632.2 kB
After compression 196.8 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 494.2 kB or 72% of the original size.

CSS Optimization

-81%

Potential reduce by 128.5 kB

Original 159.3 kB
After minification 146.0 kB
After compression 30.8 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. En.univ-toulouse.fr needs all CSS files to be minified and compressed as it can save up to 128.5 kB or 81% of the original size.

Requests Now

After Optimization

The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of En Univ Toulouse. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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.

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise En.univ-toulouse.fr can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that En.univ-toulouse.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.

Social Sharing Optimization

en.univ-toulouse.fr

Open Graph description is not detected on the main page of En Univ Toulouse. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Homepage | Université de Toulouse

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

our-strengths

css_9159cb6683d5b8c6db3f260036d92a46.css

css_7bf837e9a7d0f53c0681a183bbec4666.css

css

js_81ebea59959595ab4adebabd747d4568.js

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

our-strengths

css_9159cb6683d5b8c6db3f260036d92a46.css

css_7bf837e9a7d0f53c0681a183bbec4666.css

css

js_81ebea59959595ab4adebabd747d4568.js

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