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telab.com screenshot

Report Summary

  • 80

    Performance

    Renders faster than
    86% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

telab.com

Cours d'anglais par téléphone, formation CPF en anglais, cours de langues Telab

Page Load Speed

2.1 sec in total

First Response

261 ms

Resources Loaded

1.7 sec

Page Rendered

142 ms

telab.com screenshot

About Website

Visit telab.com now to see the best up-to-date Telab content and also check out these interesting facts you probably never knew about telab.com

TELAB, organisme de formation continue est spécialisé depuis plus de 30 ans dans les cours de langues par téléphone pour les professionnels. Apprentissage ou perfectionnement, sans perdre de temps. Fo...

Visit telab.com

Key Findings

We analyzed Telab.com page load time and found that the first response time was 261 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

telab.com performance score

80

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.9 s

86/100

10%

LCP (Largest Contentful Paint)

Value4.0 s

49/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value220 ms

87/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value3.8 s

89/100

10%

Network Requests Diagram

telab.com

261 ms

telab.com

544 ms

cssmenus.js

237 ms

template_css.css

471 ms

horizontal.css

291 ms

Our browser made a total of 29 requests to load all elements on the main page. We found that 97% of them (28 requests) were addressed to the original Telab.com, 3% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (544 ms) belongs to the original domain Telab.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 103.0 kB (36%)

Content Size

287.6 kB

After Optimization

184.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Telab.com main page is 287.6 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. 15% of websites need less resources to load. HTML takes 109.6 kB which makes up the majority of the site volume.

HTML Optimization

-92%

Potential reduce by 101.0 kB

  • Original 109.6 kB
  • After minification 58.9 kB
  • After compression 8.6 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 50.7 kB, which is 46% 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 101.0 kB or 92% of the original size.

Image Optimization

-0%

Potential reduce by 72 B

  • Original 95.4 kB
  • After minification 95.3 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. Telab images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 510 B

  • Original 57.8 kB
  • After minification 57.8 kB
  • After compression 57.3 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

-6%

Potential reduce by 1.4 kB

  • Original 24.7 kB
  • After minification 24.7 kB
  • After compression 23.3 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. Telab.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (50%)

Requests Now

26

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 26 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Telab. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

telab.com

telab.com

261 ms

telab.com

telab.com

544 ms

cssmenus.js

cssmenus.js

237 ms

template_css.css

template_css.css

471 ms

horizontal.css

horizontal.css

291 ms

js

js

58 ms

jquery-2.2.0.js

jquery-2.2.0.js

323 ms

telab.js

telab.js

162 ms

clearing.css

clearing.css

82 ms

font-awesome.min.css

font-awesome.min.css

81 ms

blank.gif

blank.gif

108 ms

menuh_22.gif

menuh_22.gif

105 ms

menuh_r1.gif

menuh_r1.gif

109 ms

menuh_grisfond105.gif

menuh_grisfond105.gif

107 ms

logo.jpg

logo.jpg

106 ms

partenaires.gif

partenaires.gif

187 ms

Logo-Charte-de-d%C3%A9ontologie-CPF.gif

Logo-Charte-de-d%C3%A9ontologie-CPF.gif

187 ms

Logo-Qualiopi.jpg

Logo-Qualiopi.jpg

264 ms

header_bg.gif

header_bg.gif

167 ms

header.jpg

header.jpg

247 ms

salary.jpg

salary.jpg

242 ms

bullet2.png

bullet2.png

245 ms

enterprise.jpg

enterprise.jpg

244 ms

Module_bg_sides___ifneeded.png

Module_bg_sides___ifneeded.png

246 ms

Module_bg_top1.png

Module_bg_top1.png

321 ms

Module_bg_bottom.png

Module_bg_bottom.png

321 ms

flogo.png

flogo.png

323 ms

fontawesome-webfont3e6e.woff

fontawesome-webfont3e6e.woff

277 ms

menuh_r_old_blue12.gif

menuh_r_old_blue12.gif

210 ms

Accessibility Review

telab.com accessibility score

80

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

Form elements do not have associated labels

Best Practices

telab.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

telab.com 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

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 Telab.com 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 Telab.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

telab.com

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