Access script.univ-paris-diderot.fr. Université Paris Cité

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

4/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value1,880 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0.486

17/100

15%

TTI (Time to Interactive)

Value33.6 s

0/100

10%

script.univ-paris-diderot.fr

348 ms

u-paris.fr

1053 ms

wp-emoji-release.min.js

228 ms

06882c77_ai1ec_parsed_css.css

450 ms

style.min.css

273 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Script.univ-paris-diderot.fr, 96% (76 requests) were made to U-paris.fr and 3% (2 requests) were made to Livestat.u-paris.fr. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source U-paris.fr.

Content Size

13.1 MB

After Optimization

12.2 MB

In fact, the total size of Script.univ-paris-diderot.fr main page is 13.1 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. Only a small number of websites need less resources to load. Images take 12.2 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 358.2 kB

Original 401.7 kB
After minification 397.5 kB
After compression 43.5 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 358.2 kB or 89% of the original size.

Image Optimization

-5%

Potential reduce by 557.0 kB

Original 12.2 MB
After minification 11.7 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. Script Univ Paris Diderot images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 3.9 kB

Original 292.5 kB
After minification 292.5 kB
After compression 288.7 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 1.0 kB

Original 203.2 kB
After minification 202.8 kB
After compression 202.2 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. Script.univ-paris-diderot.fr has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 68 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Script Univ Paris Diderot. 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 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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

Links do not have a discernible name

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

EN
Language Claimed

FR
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Script.univ-paris-diderot.fr can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed French language. Our system also found out that Script.univ-paris-diderot.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

script.univ-paris-diderot.fr

Open Graph description is not detected on the main page of Script Univ Paris Diderot. 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

Université Paris Cité | Welcome to Université Paris Cité

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

script.univ-paris-diderot.fr

u-paris.fr

wp-emoji-release.min.js

06882c77_ai1ec_parsed_css.css

style.min.css

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

script.univ-paris-diderot.fr

u-paris.fr

wp-emoji-release.min.js

06882c77_ai1ec_parsed_css.css

style.min.css

core.min.css

style.css

style.css

1812-XWBAJH.css

style.min.css

style.min.css

dashicons.min.css

single-jv-team.css

fa.css

smartslider.min.css

jquery.js

jquery-migrate.min.js

tarteaucitron.js

et-core-unified-17203787692041.min.css

n2-j.min.js

nextend-gsap.min.js

nextend-frontend.min.js

smartslider-frontend.min.js

smartslider-simple-type-frontend.min.js

smartslider-carousel-single-type-frontend.min.js

scripts.js

custom.min.js

frontend-bundle.min.js

frontend-bundle.min.js

common.js

wp-embed.min.js

Universite_Paris_Trame.png

Universite_Paris-Cite-logo.jpeg

JusteCiel_1920.jpg

Design-sans-titre-13.jpg

BougeTSante_1920x1080_02.jpg

PLS_Mock_1920-1.jpg

transplantation.png

boutiqueUPCit%C3%A9_mck2.jpg

Header-1571x711.jpg

Design-sans-titre-10.jpg

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istockphoto-893433066-612x6121.jpg