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epf.fr screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

epf.fr

EPF Ecole d'ingénieurs

Page Load Speed

4.1 sec in total

First Response

292 ms

Resources Loaded

2.9 sec

Page Rendered

923 ms

epf.fr screenshot

About Website

Click here to check amazing EPF content for France. Otherwise, check out these important facts you probably never knew about epf.fr

L'EPF est une grande école d'ingénieur-e-s généraliste et polytechnique située à Cachan, Troyes et Montpellier, qui propose une formation complète d'ingénieur en 3 et 5 ans.

Visit epf.fr

Key Findings

We analyzed Epf.fr page load time and found that the first response time was 292 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

epf.fr performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value4.8 s

31/100

25%

SI (Speed Index)

Value12.8 s

2/100

10%

TBT (Total Blocking Time)

Value1,550 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.081

94/100

15%

TTI (Time to Interactive)

Value22.7 s

1/100

10%

Network Requests Diagram

epf.fr

292 ms

www.epf.fr

778 ms

all.css

25 ms

css_dYB-nnnmrfcQTNcpJ_CfXShNi2G_4huJsdwK70YlGKc.css

190 ms

css_d7wDWQH34IGH9f5PMRjecmf_VTmtW658rv1nEs60_rs.css

489 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 63% of them (51 requests) were addressed to the original Epf.fr, 22% (18 requests) were made to Fonts.gstatic.com and 7% (6 requests) were made to Cdn.jsdelivr.net. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Epf.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.2 MB (14%)

Content Size

15.8 MB

After Optimization

13.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Epf.fr main page is 15.8 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 14.9 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 82.2 kB

  • Original 97.5 kB
  • After minification 80.8 kB
  • After compression 15.3 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 16.7 kB, which is 17% 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 82.2 kB or 84% of the original size.

Image Optimization

-14%

Potential reduce by 2.1 MB

  • Original 14.9 MB
  • After minification 12.8 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, EPF needs image optimization as it can save up to 2.1 MB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 114 B

  • Original 666.6 kB
  • After minification 666.6 kB
  • After compression 666.5 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 1.1 kB

  • Original 109.1 kB
  • After minification 109.1 kB
  • After compression 108.1 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. Epf.fr has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (22%)

Requests Now

58

After Optimization

45

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EPF. 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 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

epf.fr

epf.fr

292 ms

www.epf.fr

www.epf.fr

778 ms

all.css

all.css

25 ms

css_dYB-nnnmrfcQTNcpJ_CfXShNi2G_4huJsdwK70YlGKc.css

css_dYB-nnnmrfcQTNcpJ_CfXShNi2G_4huJsdwK70YlGKc.css

190 ms

css_d7wDWQH34IGH9f5PMRjecmf_VTmtW658rv1nEs60_rs.css

css_d7wDWQH34IGH9f5PMRjecmf_VTmtW658rv1nEs60_rs.css

489 ms

select2.min.css

select2.min.css

28 ms

css2

css2

40 ms

all.js

all.js

105 ms

v4-shims.js

v4-shims.js

119 ms

LOGO_ORIGIN.png

LOGO_ORIGIN.png

477 ms

Phot%20header%20site%20EPF.jpg

Phot%20header%20site%20EPF.jpg

609 ms

Visuels%20articles%20site%20web.jpg

Visuels%20articles%20site%20web.jpg

382 ms

EnergyLab%20de%20Montpellier.png

EnergyLab%20de%20Montpellier.png

794 ms

Design%20sans%20titre%20%2818%29.png

Design%20sans%20titre%20%2818%29.png

793 ms

20240422_article_summer_fle.png

20240422_article_summer_fle.png

885 ms

Campus%20saint-nazaire.png

Campus%20saint-nazaire.png

794 ms

%C2%A9Patrice_Lariven-EPF_05132022-00307%20%282%29%20%281%29.jpg

%C2%A9Patrice_Lariven-EPF_05132022-00307%20%282%29%20%281%29.jpg

519 ms

geheth-19.jpg

geheth-19.jpg

623 ms

Campus%20de%20Troyes%20extension%20%281%29.jpg

Campus%20de%20Troyes%20extension%20%281%29.jpg

623 ms

aeronautique.jpg

aeronautique.jpg

796 ms

data.jpg

data.jpg

796 ms

energie-environnement.jpg

energie-environnement.jpg

795 ms

management.jpg

management.jpg

888 ms

header_mia_2023-2024.png

header_mia_2023-2024.png

1083 ms

numerique.jpg

numerique.jpg

893 ms

sante.jpg

sante.jpg

892 ms

materiaux-structures-durables.jpg

materiaux-structures-durables.jpg

893 ms

AdobeStock_142764268_small.jpg

AdobeStock_142764268_small.jpg

893 ms

Profil%20Anais%203_0.png

Profil%20Anais%203_0.png

1363 ms

audrey%20bianchiok.jpg

audrey%20bianchiok.jpg

987 ms

thomas%20prost.png

thomas%20prost.png

1096 ms

Cachan_paysage.png

Cachan_paysage.png

1191 ms

header_campus_troyes-extension_202310_0.png

header_campus_troyes-extension_202310_0.png

1315 ms

js_f8rxCQfCK_uk87dHTAtTRTqv7ELQwlcWQjvOg0fPp98.js

js_f8rxCQfCK_uk87dHTAtTRTqv7ELQwlcWQjvOg0fPp98.js

1089 ms

page.js

page.js

36 ms

js_JUFabaDPqOVj8JRkvOZD0YKDMlrO7vCSEqvmxyhqpDI.js

js_JUFabaDPqOVj8JRkvOZD0YKDMlrO7vCSEqvmxyhqpDI.js

1183 ms

select2.min.js

select2.min.js

6 ms

gtm.js

gtm.js

1185 ms

gtag.js

gtag.js

1186 ms

js_f7ybCd8lKGPPFsZwlOAvVu-SIUD30hixbPlj4sYq2Ug.js

js_f7ybCd8lKGPPFsZwlOAvVu-SIUD30hixbPlj4sYq2Ug.js

1280 ms

campus_montpellier_2022.png

campus_montpellier_2022.png

1858 ms

header_campus_saint-nazaire_2.png

header_campus_saint-nazaire_2.png

1475 ms

campus_dakar.png

campus_dakar.png

1383 ms

rebond2%402x.jpg

rebond2%402x.jpg

1375 ms

rebon1%402x.jpg

rebon1%402x.jpg

1376 ms

rebond3%402x.jpg

rebond3%402x.jpg

1366 ms

2.png

2.png

1186 ms

Design%20sans%20titre%20%2816%29.png

Design%20sans%20titre%20%2816%29.png

1094 ms

innovation-pedago2.jpg

innovation-pedago2.jpg

968 ms

ingenieur-apprentissage.jpg

ingenieur-apprentissage.jpg

1039 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Ew-.ttf

45 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Ew-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Ew-.ttf

82 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM70w-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM70w-.ttf

104 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvC70w-.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCvC70w-.ttf

104 ms

nuFRD-vYSZviVYUb_rj3ij__anPXDTnCjmHKM4nYO7KN_gGUbtY.ttf

nuFRD-vYSZviVYUb_rj3ij__anPXDTnCjmHKM4nYO7KN_gGUbtY.ttf

106 ms

nuFRD-vYSZviVYUb_rj3ij__anPXDTnCjmHKM4nYO7KN_k-UbtY.ttf

nuFRD-vYSZviVYUb_rj3ij__anPXDTnCjmHKM4nYO7KN_k-UbtY.ttf

106 ms

nuFRD-vYSZviVYUb_rj3ij__anPXDTnCjmHKM4nYO7KN_naUbtY.ttf

nuFRD-vYSZviVYUb_rj3ij__anPXDTnCjmHKM4nYO7KN_naUbtY.ttf

106 ms

nuFRD-vYSZviVYUb_rj3ij__anPXDTnCjmHKM4nYO7KN_pqTbtY.ttf

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104 ms

nuFRD-vYSZviVYUb_rj3ij__anPXDTnCjmHKM4nYO7KN_qiTbtY.ttf

nuFRD-vYSZviVYUb_rj3ij__anPXDTnCjmHKM4nYO7KN_qiTbtY.ttf

106 ms

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKfsukDQ.ttf

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKfsukDQ.ttf

107 ms

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKeiukDQ.ttf

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109 ms

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKebukDQ.ttf

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109 ms

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKd3vUDQ.ttf

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108 ms

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKdFvUDQ.ttf

nuFvD-vYSZviVYUb_rj3ij__anPXJzDwcbmjWBN2PKdFvUDQ.ttf

109 ms

fa-solid-900.woff

fa-solid-900.woff

9 ms

fa-regular-400.woff

fa-regular-400.woff

42 ms

JTUFjIg1_i6t8kCHKm459Wx7xQYXK0vOoz6jq_p9aX8.ttf

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109 ms

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150 ms

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151 ms

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150 ms

fa-brands-400.woff

fa-brands-400.woff

42 ms

taxe-apprentissage.png

taxe-apprentissage.png

1052 ms

valeurs-epf.jpg

valeurs-epf.jpg

952 ms

financement-etudes.jpg

financement-etudes.jpg

954 ms

close.svg

close.svg

878 ms

menu_1.jpg

menu_1.jpg

948 ms

arrow-right.svg

arrow-right.svg

877 ms

quizz.jpg

quizz.jpg

876 ms

quizz2.jpg

quizz2.jpg

877 ms

sm.25.html

sm.25.html

20 ms

eso.BRQnzO8v.js

eso.BRQnzO8v.js

42 ms

Accessibility Review

epf.fr accessibility score

92

Accessibility Issues

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

Image elements do not have [alt] attributes

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

epf.fr best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

epf.fr SEO score

86

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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 Epf.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 Epf.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

epf.fr

Open Graph description is not detected on the main page of EPF. 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: