Tools & Wizards About Us
cours-musique.vivastreet.fr screenshot

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

cours-musique.vivastreet.fr

Cours de Danse France, cours de musique France, cours Théâtre France

Page Load Speed

4 sec in total

First Response

91 ms

Resources Loaded

2.6 sec

Page Rendered

1.3 sec

cours-musique.vivastreet.fr screenshot

About Website

Welcome to cours-musique.vivastreet.fr homepage info - get ready to check Cours Musique Vivastreet best content for United States right away, or after learning these important things about cours-musique.vivastreet.fr

A la Recherche d'un Cours? Trouvez un Cours de Danse France, de Musique France ou de Théâtre avec Vivastreet France

Visit cours-musique.vivastreet.fr

Key Findings

We analyzed Cours-musique.vivastreet.fr page load time and found that the first response time was 91 ms and then it took 3.9 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

cours-musique.vivastreet.fr performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

51/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.014

100/100

15%

TTI (Time to Interactive)

Value8.6 s

37/100

10%

Network Requests Diagram

cours-musique.vivastreet.fr

91 ms

fr

762 ms

captions.php

127 ms

summary.css

155 ms

app_common_bundle.js

158 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 3% of them (1 request) were addressed to the original Cours-musique.vivastreet.fr, 73% (24 requests) were made to Media-eu.viva-images.com and 15% (5 requests) were made to Static.viva-images.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Media-eu.viva-images.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 176.6 kB (15%)

Content Size

1.1 MB

After Optimization

972.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cours-musique.vivastreet.fr 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. 25% of websites need less resources to load. Images take 841.2 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 176.5 kB

  • Original 238.3 kB
  • After minification 238.3 kB
  • After compression 61.8 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 176.5 kB or 74% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 841.2 kB
  • After minification 841.2 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 Musique Vivastreet images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 29 B

  • Original 32.7 kB
  • After minification 32.7 kB
  • After compression 32.7 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

-0%

Potential reduce by 48 B

  • Original 36.9 kB
  • After minification 36.9 kB
  • After compression 36.9 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-musique.vivastreet.fr has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (13%)

Requests Now

31

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cours Musique Vivastreet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cours-musique.vivastreet.fr

cours-musique.vivastreet.fr

91 ms

fr

fr

762 ms

captions.php

captions.php

127 ms

summary.css

summary.css

155 ms

app_common_bundle.js

app_common_bundle.js

158 ms

app_summary_bundle.js

app_summary_bundle.js

118 ms

7848b97a-0204-4029-9a16-aadf9d3e468f.jpeg

7848b97a-0204-4029-9a16-aadf9d3e468f.jpeg

388 ms

8f2db35d-0055-4b44-8134-2bddaee7596e.jpeg

8f2db35d-0055-4b44-8134-2bddaee7596e.jpeg

348 ms

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89ebe87a-45ca-4dbd-ac15-42e866ee3216.jpeg

375 ms

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1c449fac-d8d5-4d1f-93cf-0b24004aef84.jpeg

407 ms

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355 ms

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422 ms

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803 ms

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726 ms

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b1fc78ed-54bd-4446-a677-683cb0483756.jpeg

809 ms

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56e49913-d265-484f-baec-6e786089c304.jpeg

820 ms

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785 ms

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130c1bf9-57e1-44d4-94ec-a624bbe2dadd.jpeg

764 ms

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1091 ms

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1122 ms

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1278 ms

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1232 ms

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9c79db79-8df5-4f72-9723-028bdd457242.jpeg

1157 ms

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1158 ms

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aed34e97-fee3-4531-91de-f441308a28c3.jpeg

1454 ms

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cf88d405-01cb-4693-a994-367aa27cf318.jpg

1472 ms

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1472 ms

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1511 ms

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1341 ms

b7c5c472-d482-4618-bec1-fa2405377934.jpg

b7c5c472-d482-4618-bec1-fa2405377934.jpg

1607 ms

gtm.js

gtm.js

57 ms

detail.css

detail.css

134 ms

app_details_bundle.js

app_details_bundle.js

122 ms

Accessibility Review

cours-musique.vivastreet.fr accessibility score

82

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

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

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

cours-musique.vivastreet.fr best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

cours-musique.vivastreet.fr 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 doesn't use 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 Cours-musique.vivastreet.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 Cours-musique.vivastreet.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-musique.vivastreet.fr

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