Tools & Wizards About Us
clc.fr screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

clc.fr

CLC Séjours Linguistiques: élargissez vos horizons en langues

Page Load Speed

4.4 sec in total

First Response

310 ms

Resources Loaded

3.3 sec

Page Rendered

817 ms

clc.fr screenshot

About Website

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

CLC, spécialiste du séjour linguistique depuis plus de 50 ans. Partez en voyage linguistique en Europe au départ de toute la France avec CLC. Plusieurs destinations de séjours linguistiques pour appre...

Visit clc.fr

Key Findings

We analyzed Clc.fr page load time and found that the first response time was 310 ms and then it took 4.1 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

clc.fr performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

35/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value8.8 s

16/100

10%

TBT (Total Blocking Time)

Value2,130 ms

6/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value19.4 s

2/100

10%

Network Requests Diagram

clc.fr

310 ms

clc.fr

379 ms

www.clc.fr

697 ms

gtm.js

136 ms

app.css

98 ms

Our browser made a total of 59 requests to load all elements on the main page. We found that 10% of them (6 requests) were addressed to the original Clc.fr, 51% (30 requests) were made to Prod-storage-gl.fra1.cdn.digitaloceanspaces.com and 8% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Js-eu1.hs-scripts.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 170.5 kB (33%)

Content Size

510.9 kB

After Optimization

340.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Clc.fr main page is 510.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Javascripts take 215.9 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 128.0 kB

  • Original 157.0 kB
  • After minification 142.0 kB
  • After compression 29.0 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 128.0 kB or 82% of the original size.

Image Optimization

-32%

Potential reduce by 22.1 kB

  • Original 68.0 kB
  • After minification 45.9 kB

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, CLC needs image optimization as it can save up to 22.1 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 9.8 kB

  • Original 215.9 kB
  • After minification 215.9 kB
  • After compression 206.1 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

-15%

Potential reduce by 10.7 kB

  • Original 70.1 kB
  • After minification 59.5 kB
  • After compression 59.4 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. Clc.fr needs all CSS files to be minified and compressed as it can save up to 10.7 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (51%)

Requests Now

55

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CLC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

clc.fr

clc.fr

310 ms

clc.fr

clc.fr

379 ms

www.clc.fr

www.clc.fr

697 ms

gtm.js

gtm.js

136 ms

app.css

app.css

98 ms

logo.png

logo.png

136 ms

6nX_3rM8FRA

6nX_3rM8FRA

183 ms

app.js

app.js

322 ms

cookiebar-latest.min.js

cookiebar-latest.min.js

66 ms

picto-guillemets.png

picto-guillemets.png

65 ms

copenhague-banniere.webp

copenhague-banniere.webp

64 ms

images-banniere-fiche-produit.webp

images-banniere-fiche-produit.webp

62 ms

sejour-linguistique-londres.webp

sejour-linguistique-londres.webp

125 ms

malte-sejour-linguistique.webp

malte-sejour-linguistique.webp

66 ms

new-york-city.webp

new-york-city.webp

77 ms

train-poudlard-sejour-linguistique-londres.webp

train-poudlard-sejour-linguistique-londres.webp

80 ms

experience.png

experience.png

75 ms

depart.png

depart.png

78 ms

certification-afnor-2024.webp

certification-afnor-2024.webp

118 ms

certification-unosel.png

certification-unosel.png

121 ms

top-sejour-linguistique.png

top-sejour-linguistique.png

119 ms

assistance.png

assistance.png

121 ms

certification-rse-progression.webp

certification-rse-progression.webp

123 ms

mijo.webp

mijo.webp

125 ms

edimbourg.webp

edimbourg.webp

126 ms

louis.webp

louis.webp

124 ms

cambridge-valentin.webp

cambridge-valentin.webp

126 ms

photo-malik.webp

photo-malik.webp

128 ms

londres-garde.webp

londres-garde.webp

127 ms

tatiana.webp

tatiana.webp

126 ms

photo-ahlem.webp

photo-ahlem.webp

169 ms

londres-josephine.webp

londres-josephine.webp

165 ms

wiesbaden-etienne-daniel.webp

wiesbaden-etienne-daniel.webp

166 ms

picto-listing.png

picto-listing.png

56 ms

sejour-linguistique-angleterre-1.webp

sejour-linguistique-angleterre-1.webp

62 ms

shutterstock-2210336135-1-1.webp

shutterstock-2210336135-1-1.webp

53 ms

logo-vertical.png

logo-vertical.png

56 ms

logo-goandlive.png

logo-goandlive.png

62 ms

widget.css

widget.css

236 ms

www-player.css

www-player.css

39 ms

www-embed-player.js

www-embed-player.js

170 ms

base.js

base.js

536 ms

fbevents.js

fbevents.js

227 ms

143439181.js

143439181.js

1237 ms

js

js

216 ms

BebasNeuePro-SemiExpXBold.woff2

BebasNeuePro-SemiExpXBold.woff2

110 ms

widget.js

widget.js

660 ms

ad_status.js

ad_status.js

469 ms

cookiebar-grey.min.css

cookiebar-grey.min.css

377 ms

en.html

en.html

448 ms

--9dH29IQ9CksBulhkJupx8P-yH9Jquge0_97VfE0Pw.js

--9dH29IQ9CksBulhkJupx8P-yH9Jquge0_97VfE0Pw.js

312 ms

embed.js

embed.js

127 ms

collectedforms.js

collectedforms.js

482 ms

banner.js

banner.js

469 ms

143439181.js

143439181.js

465 ms

web-interactives-embed.js

web-interactives-embed.js

479 ms

Create

Create

31 ms

id

id

11 ms

GenerateIT

GenerateIT

14 ms

Accessibility Review

clc.fr accessibility score

94

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

clc.fr best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

clc.fr SEO score

89

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

High

Tap targets are not sized appropriately

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 Clc.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 Clc.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

clc.fr

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