Tools & Wizards About Us
cours-coreen.fr screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

cours-coreen.fr

Cours de Coréen

Page Load Speed

2.9 sec in total

First Response

248 ms

Resources Loaded

2.1 sec

Page Rendered

523 ms

cours-coreen.fr screenshot

About Website

Visit cours-coreen.fr now to see the best up-to-date Cours Coreen content for Algeria and also check out these interesting facts you probably never knew about cours-coreen.fr

Cours de Coréen est un site proposant des leçons gratuites de coréen en ligne

Visit cours-coreen.fr

Key Findings

We analyzed Cours-coreen.fr page load time and found that the first response time was 248 ms and then it took 2.6 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

cours-coreen.fr performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

4/100

25%

SI (Speed Index)

Value6.5 s

39/100

10%

TBT (Total Blocking Time)

Value1,240 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value12.8 s

13/100

10%

Network Requests Diagram

cours-coreen.fr

248 ms

index.php

361 ms

fonts.css

110 ms

menu.css

201 ms

site.css

201 ms

Our browser made a total of 91 requests to load all elements on the main page. We found that 67% of them (61 requests) were addressed to the original Cours-coreen.fr, 10% (9 requests) were made to Static.xx.fbcdn.net and 5% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (771 ms) belongs to the original domain Cours-coreen.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 118.2 kB (16%)

Content Size

738.7 kB

After Optimization

620.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cours-coreen.fr main page is 738.7 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. 55% of websites need less resources to load. Javascripts take 375.3 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 36.1 kB

  • Original 47.3 kB
  • After minification 46.5 kB
  • After compression 11.2 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 36.1 kB or 76% of the original size.

Image Optimization

-10%

Potential reduce by 30.1 kB

  • Original 310.4 kB
  • After minification 280.3 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. Cours Coreen images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 48.2 kB

  • Original 375.3 kB
  • After minification 374.9 kB
  • After compression 327.1 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 48.2 kB or 13% of the original size.

CSS Optimization

-67%

Potential reduce by 3.8 kB

  • Original 5.7 kB
  • After minification 4.1 kB
  • After compression 1.9 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. Cours-coreen.fr needs all CSS files to be minified and compressed as it can save up to 3.8 kB or 67% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (50%)

Requests Now

86

After Optimization

43

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cours Coreen. 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 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cours-coreen.fr

cours-coreen.fr

248 ms

index.php

index.php

361 ms

fonts.css

fonts.css

110 ms

menu.css

menu.css

201 ms

site.css

site.css

201 ms

bg.css

bg.css

202 ms

general.css

general.css

208 ms

global.css

global.css

209 ms

langsel.css

langsel.css

215 ms

BubbleTooltips.js

BubbleTooltips.js

301 ms

show_ads.js

show_ads.js

67 ms

matomo.js

matomo.js

555 ms

96x31_blue.png

96x31_blue.png

99 ms

bg.jpg

bg.jpg

109 ms

light.gif

light.gif

278 ms

coin01.png

coin01.png

107 ms

c-haut.png

c-haut.png

110 ms

coin02.png

coin02.png

110 ms

c-gauche.png

c-gauche.png

107 ms

top2r.jpg

top2r.jpg

280 ms

logocours-demi1.png

logocours-demi1.png

279 ms

c-droite.png

c-droite.png

281 ms

c-gauche2.png

c-gauche2.png

282 ms

top2b.jpg

top2b.jpg

277 ms

logocours-demi2.png

logocours-demi2.png

319 ms

c-droite2.png

c-droite2.png

313 ms

men1b2.jpg

men1b2.jpg

320 ms

arrowdown.png

arrowdown.png

328 ms

fr.png

fr.png

320 ms

gb.png

gb.png

321 ms

es.png

es.png

447 ms

br.png

br.png

447 ms

feed14.png

feed14.png

448 ms

logophenix.jpg

logophenix.jpg

480 ms

logo-alc.jpg

logo-alc.jpg

449 ms

bijoux2seoul.png

bijoux2seoul.png

448 ms

kpop-boutique.jpg

kpop-boutique.jpg

618 ms

koreahallyu.jpg

koreahallyu.jpg

562 ms

kimshii.jpg

kimshii.jpg

585 ms

encoreedusud.jpg

encoreedusud.jpg

562 ms

bonjourhanguk.gif

bonjourhanguk.gif

563 ms

tourismechine-mini.png

tourismechine-mini.png

575 ms

sarang-azn.jpg

sarang-azn.jpg

699 ms

kimiko.jpg

kimiko.jpg

681 ms

kimchi-petit.jpg

kimchi-petit.jpg

714 ms

firefox.png

firefox.png

690 ms

safari.png

safari.png

707 ms

chrome.png

chrome.png

720 ms

adsbygoogle.js

adsbygoogle.js

106 ms

opera.png

opera.png

771 ms

ga.js

ga.js

11 ms

likebox.php

likebox.php

129 ms

woopra.js

woopra.js

7 ms

__utm.gif

__utm.gif

11 ms

collect

collect

22 ms

etoile.png

etoile.png

692 ms

delicious.png

delicious.png

705 ms

facebook.png

facebook.png

711 ms

linkedin.png

linkedin.png

725 ms

reddit.png

reddit.png

722 ms

show_ads_impl.js

show_ads_impl.js

238 ms

FJBBthOOAnu.css

FJBBthOOAnu.css

18 ms

OX7zN84xQHG.js

OX7zN84xQHG.js

28 ms

o1ndYS2og_B.js

o1ndYS2og_B.js

25 ms

vxmlpLbAeCj.js

vxmlpLbAeCj.js

49 ms

Q-X-GXL_I_5.js

Q-X-GXL_I_5.js

48 ms

_02W6YRik00.js

_02W6YRik00.js

52 ms

qJoe20iyDr0.js

qJoe20iyDr0.js

55 ms

p55HfXW__mM.js

p55HfXW__mM.js

54 ms

300369746_401023085518069_424848781195745884_n.jpg

300369746_401023085518069_424848781195745884_n.jpg

93 ms

300378350_401023082184736_4481699880012700393_n.jpg

300378350_401023082184736_4481699880012700393_n.jpg

84 ms

UXtr_j2Fwe-.png

UXtr_j2Fwe-.png

10 ms

stumbleupon.png

stumbleupon.png

619 ms

mixx.png

mixx.png

630 ms

technorati.png

technorati.png

636 ms

c-droite3.png

c-droite3.png

644 ms

top1b.jpg

top1b.jpg

649 ms

c-gauche3.png

c-gauche3.png

657 ms

coin03.png

coin03.png

690 ms

c-bas.png

c-bas.png

693 ms

coin04.png

coin04.png

703 ms

zrt_lookup.html

zrt_lookup.html

30 ms

ads

ads

358 ms

ads

ads

282 ms

matomo.php

matomo.php

352 ms

bt.css

bt.css

113 ms

sodar

sodar

72 ms

sodar2.js

sodar2.js

23 ms

runner.html

runner.html

13 ms

aframe

aframe

47 ms

d4Vwwu8iHiCDxZ1xzxUGRbEaLZqCebWmAfX3l2eV90k.js

d4Vwwu8iHiCDxZ1xzxUGRbEaLZqCebWmAfX3l2eV90k.js

5 ms

Accessibility Review

cours-coreen.fr accessibility score

64

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.

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

cours-coreen.fr best practices score

58

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cours-coreen.fr SEO score

69

Search Engine Optimization Advices

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

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 Cours-coreen.fr 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 Cours-coreen.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

cours-coreen.fr

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