Tools & Wizards About Us

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

masterclassduweb.com

MASTERCLASS Du Web, Formations marketing digital, dfp small business ® et material design lite ®

Page Load Speed

3.1 sec in total

First Response

276 ms

Resources Loaded

2.7 sec

Page Rendered

178 ms

About Website

Click here to check amazing MASTERCLASS Du Web content. Otherwise, check out these important facts you probably never knew about masterclassduweb.com

Les professionnels du digital et du web ont besoin aujourd'hui de proposer toujours plus de performance à leur clients plus exigents face à la crise. Masterclass du Web propose des formations d'expert...

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Key Findings

We analyzed Masterclassduweb.com page load time and found that the first response time was 276 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

masterclassduweb.com performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value8.1 s

2/100

25%

SI (Speed Index)

Value7.6 s

26/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.1 s

52/100

10%

Network Requests Diagram

masterclassduweb.com

276 ms

www.nantesweb.bzh

1145 ms

style.min.css

216 ms

swipebox.min.css

305 ms

spectra-block-positioning.min.css

325 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Masterclassduweb.com, 83% (30 requests) were made to Nantesweb.bzh and 8% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Nantesweb.bzh.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.5 kB (23%)

Content Size

664.1 kB

After Optimization

512.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Masterclassduweb.com main page is 664.1 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. 35% of websites need less resources to load. Images take 377.8 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 117.9 kB

  • Original 134.6 kB
  • After minification 134.1 kB
  • After compression 16.7 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. 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 117.9 kB or 88% of the original size.

Image Optimization

-1%

Potential reduce by 4.0 kB

  • Original 377.8 kB
  • After minification 373.8 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. MASTERCLASS Du Web images are well optimized though.

JavaScript Optimization

-16%

Potential reduce by 14.0 kB

  • Original 87.4 kB
  • After minification 87.4 kB
  • After compression 73.4 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 14.0 kB or 16% of the original size.

CSS Optimization

-24%

Potential reduce by 15.6 kB

  • Original 64.3 kB
  • After minification 64.3 kB
  • After compression 48.6 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. Masterclassduweb.com needs all CSS files to be minified and compressed as it can save up to 15.6 kB or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 16 (55%)

Requests Now

29

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of MASTERCLASS Du Web. 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 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

masterclassduweb.com accessibility score

98

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.

Best Practices

masterclassduweb.com best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

masterclassduweb.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

Page is blocked from indexing

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 Masterclassduweb.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 Masterclassduweb.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

Open Graph data is detected on the main page of MASTERCLASS Du Web. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: