Tools & Wizards About Us
courslangues.com screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 51

    Accessibility

    Visual factors better than
    that of 21% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

courslangues.com

Courslangues : le site de conseils pour réussir votre projet linguistique

Page Load Speed

2.7 sec in total

First Response

235 ms

Resources Loaded

2.2 sec

Page Rendered

274 ms

courslangues.com screenshot

About Website

Click here to check amazing Courslangues content for France. Otherwise, check out these important facts you probably never knew about courslangues.com

Tests de langues gratuits et conseils pratiques pour choisir vos cours de langues : tout savoir sur les formules et les méthodes d’apprentissage.

Visit courslangues.com

Key Findings

We analyzed Courslangues.com page load time and found that the first response time was 235 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

courslangues.com performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.8 s

27/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

4/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value240 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.3 s

50/100

10%

Network Requests Diagram

courslangues.com

235 ms

courslangues.com

846 ms

css

32 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

97 ms

css_mCTyF_8_svnZzHcpIUANct53tsKA4ExYIFlU-WtoCXw.css

192 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 67% of them (26 requests) were addressed to the original Courslangues.com, 18% (7 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (846 ms) belongs to the original domain Courslangues.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 88.2 kB (8%)

Content Size

1.1 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Courslangues.com main page is 1.1 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. 50% of websites need less resources to load. Images take 911.9 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 29.6 kB

  • Original 36.3 kB
  • After minification 28.5 kB
  • After compression 6.7 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 7.9 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 29.6 kB or 81% of the original size.

Image Optimization

-5%

Potential reduce by 47.4 kB

  • Original 911.9 kB
  • After minification 864.5 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. Courslangues images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 11.1 kB

  • Original 103.7 kB
  • After minification 103.7 kB
  • After compression 92.6 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 11.1 kB or 11% of the original size.

CSS Optimization

-0%

Potential reduce by 68 B

  • Original 39.9 kB
  • After minification 39.9 kB
  • After compression 39.9 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. Courslangues.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 12 (41%)

Requests Now

29

After Optimization

17

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Courslangues. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

courslangues.com

courslangues.com

235 ms

courslangues.com

courslangues.com

846 ms

css

css

32 ms

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

css_xE-rWrJf-fncB6ztZfd2huxqgxu4WO-qwma6Xer30m4.css

97 ms

css_mCTyF_8_svnZzHcpIUANct53tsKA4ExYIFlU-WtoCXw.css

css_mCTyF_8_svnZzHcpIUANct53tsKA4ExYIFlU-WtoCXw.css

192 ms

css_wEaMtfOYh31hRtioZMy9cYBmLitrCLQDixRUAO8nbYk.css

css_wEaMtfOYh31hRtioZMy9cYBmLitrCLQDixRUAO8nbYk.css

359 ms

css_Xf5sxWek-5gwmoTplfiyy46GKbKeGgRkR9LRSAI9mA8.css

css_Xf5sxWek-5gwmoTplfiyy46GKbKeGgRkR9LRSAI9mA8.css

269 ms

modernizr.min.js

modernizr.min.js

271 ms

js_6wB7_RH3hNT_viZwOlvXgQ7bvciK-Mir9CVHAkENV64.js

js_6wB7_RH3hNT_viZwOlvXgQ7bvciK-Mir9CVHAkENV64.js

450 ms

js_1mWVFgks4145lO_YyUMtjmpxkOGTxcJG0c7YOwBUZGg.js

js_1mWVFgks4145lO_YyUMtjmpxkOGTxcJG0c7YOwBUZGg.js

285 ms

js_MRDgH0ab5kZP3gbK7XE1gvanvHq8dtAX7AaldGNcO54.js

js_MRDgH0ab5kZP3gbK7XE1gvanvHq8dtAX7AaldGNcO54.js

391 ms

js_eeWNS3OLrTqBCG0mg_lgNmwdhJYlGRJ6C54yxLxmnWM.js

js_eeWNS3OLrTqBCG0mg_lgNmwdhJYlGRJ6C54yxLxmnWM.js

366 ms

css

css

19 ms

analytics.js

analytics.js

75 ms

logo_1.jpg

logo_1.jpg

288 ms

professeur-anglais-paris.png

professeur-anglais-paris.png

405 ms

fle-debutants-cours-collectifs-paris.jpg

fle-debutants-cours-collectifs-paris.jpg

319 ms

cours-francais-preparation-universitaire-international.jpg

cours-francais-preparation-universitaire-international.jpg

312 ms

cours_du_soir_francais_adulte_sur_paris.jpeg

cours_du_soir_francais_adulte_sur_paris.jpeg

152 ms

cours_de_francais_pour_etudiant_etranger.jpg

cours_de_francais_pour_etudiant_etranger.jpg

289 ms

paris-370x365.jpg

paris-370x365.jpg

322 ms

courslangues_last.jpg

courslangues_last.jpg

334 ms

cl-20943565-1170x580.jpg

cl-20943565-1170x580.jpg

333 ms

cours_langues_vignette_1.jpg

cours_langues_vignette_1.jpg

402 ms

chose_your_words_2.jpg

chose_your_words_2.jpg

409 ms

cours_langues_-_adeline-1170x580.jpg

cours_langues_-_adeline-1170x580.jpg

414 ms

tasos-mansour-kh5_75h-w6y-unsplash.jpg

tasos-mansour-kh5_75h-w6y-unsplash.jpg

428 ms

logo.jpg

logo.jpg

433 ms

fbevents.js

fbevents.js

50 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrQ.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvaorCIPrQ.ttf

63 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvoorCIPrQ.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVvoorCIPrQ.ttf

66 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVuEorCIPrQ.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVuEorCIPrQ.ttf

87 ms

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVs9pbCIPrQ.ttf

1Ptxg8zYS_SKggPN4iEgvnHyvveLxVs9pbCIPrQ.ttf

106 ms

V8mqoQfxVT4Dvddr_yOwrzaFxV7JtdQgFqXdUAQrGp_zgX5sWCpLQyN_S5As.ttf

V8mqoQfxVT4Dvddr_yOwrzaFxV7JtdQgFqXdUAQrGp_zgX5sWCpLQyN_S5As.ttf

106 ms

V8mqoQfxVT4Dvddr_yOwrzaFxV7JtdQgFqXdUAQrGp_zgX5sWCpLcSN_S5As.ttf

V8mqoQfxVT4Dvddr_yOwrzaFxV7JtdQgFqXdUAQrGp_zgX5sWCpLcSN_S5As.ttf

107 ms

V8mqoQfxVT4Dvddr_yOwrzaFxV7JtdQgFqXdUAQrGp_zgX5sWCpLnSR_S5As.ttf

V8mqoQfxVT4Dvddr_yOwrzaFxV7JtdQgFqXdUAQrGp_zgX5sWCpLnSR_S5As.ttf

106 ms

awesome.woff

awesome.woff

534 ms

collect

collect

37 ms

js

js

108 ms

Accessibility Review

courslangues.com accessibility score

51

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

courslangues.com best practices score

75

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

courslangues.com 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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Courslangues.com can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Courslangues.com 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

courslangues.com

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