Tools & Wizards About Us

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

espe.univ-nantes.fr

Institut national supérieur du professorat et de l'éducation (Inspé) - Institut national supérieur du professorat et de l'éducation (Inspé)

Page Load Speed

6.9 sec in total

First Response

268 ms

Resources Loaded

5.6 sec

Page Rendered

986 ms

About Website

Welcome to espe.univ-nantes.fr homepage info - get ready to check Espe Univ Nantes best content for France right away, or after learning these important things about espe.univ-nantes.fr

L'Institut national supérieur du professorat et de l'éducation Académie de Nantes est une composante de Nantes Université. Il propose le master MEEF à Nantes, Angers, Le Mans, Laval, La Roche-...

Visit espe.univ-nantes.fr

Key Findings

We analyzed Espe.univ-nantes.fr page load time and found that the first response time was 268 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

espe.univ-nantes.fr performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value21.6 s

0/100

25%

SI (Speed Index)

Value6.5 s

38/100

10%

TBT (Total Blocking Time)

Value820 ms

35/100

30%

CLS (Cumulative Layout Shift)

Value0.148

76/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

Network Requests Diagram

espe.univ-nantes.fr

268 ms

inspe.univ-nantes.fr

761 ms

db299ce59b61ec5f70e3659bba547fcf5ded590a.css

364 ms

e74d38d32cf9e49681b3ffcfb1568b2a9c11ddf7.css

568 ms

7d2bde2be433fed2f5cc6d522c2842afa67ccb0b.css

265 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Espe.univ-nantes.fr, 98% (52 requests) were made to Inspe.univ-nantes.fr. The less responsive or slowest element that took the longest time to load (3.6 sec) relates to the external source Inspe.univ-nantes.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 4.0 MB (29%)

Content Size

14.1 MB

After Optimization

10.1 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Espe.univ-nantes.fr main page is 14.1 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. 35% of websites need less resources to load. Images take 14.0 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 163.9 kB

  • Original 183.6 kB
  • After minification 143.1 kB
  • After compression 19.6 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. This page needs HTML code to be minified as it can gain 40.5 kB, which is 22% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 163.9 kB or 89% of the original size.

Image Optimization

-28%

Potential reduce by 3.9 MB

  • Original 14.0 MB
  • After minification 10.1 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, Espe Univ Nantes needs image optimization as it can save up to 3.9 MB or 28% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-15%

Potential reduce by 280 B

  • Original 1.8 kB
  • After minification 1.8 kB
  • After compression 1.6 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 280 B or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (19%)

Requests Now

43

After Optimization

35

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Espe Univ Nantes. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

espe.univ-nantes.fr accessibility score

80

Accessibility Issues

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

High

[aria-hidden="true"] elements contain focusable descendents

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

High

Buttons do not have an accessible name

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

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

Best Practices

espe.univ-nantes.fr best practices score

67

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

espe.univ-nantes.fr SEO score

93

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

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

High

Document uses legible font sizes

Language and Encoding

  • Language Detected

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Espe.univ-nantes.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 Espe.univ-nantes.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

Open Graph data is detected on the main page of Espe Univ Nantes. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: