Access lasemaineduson.org. La Semaine du Son – Les enjeux sociétaux du sonore

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value7.8 s

3/100

25%

SI (Speed Index)

Value5.4 s

56/100

10%

TBT (Total Blocking Time)

Value770 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value6.6 s

58/100

10%

lasemaineduson.org

222 ms

www.lasemaineduson.org

384 ms

www.lasemaineduson.org

239 ms

8d0884946aceb2a84983e1e21733dc99.css

261 ms

css

32 ms

Our browser made a total of 111 requests to load all elements on the main page. We found that 90% of them (100 requests) were addressed to the original Lasemaineduson.org, 6% (7 requests) were made to Fonts.gstatic.com and 2% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Lasemaineduson.org.

Content Size

21.6 MB

After Optimization

19.6 MB

In fact, the total size of Lasemaineduson.org main page is 21.6 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 20.8 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 87.4 kB

Original 102.3 kB
After minification 89.5 kB
After compression 14.9 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 12.8 kB, which is 13% 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 87.4 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 1.4 MB

Original 20.8 MB
After minification 19.4 MB

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. La Semaine Du Son images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 240.1 kB

Original 357.9 kB
After minification 343.9 kB
After compression 117.8 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 240.1 kB or 67% of the original size.

CSS Optimization

-84%

Potential reduce by 271.0 kB

Original 324.5 kB
After minification 313.0 kB
After compression 53.5 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. Lasemaineduson.org needs all CSS files to be minified and compressed as it can save up to 271.0 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 99 CSS, Javascripts, AJAX and image requests in order to completely render the main page of La Semaine Du Son. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

High

[aria-hidden="true"] elements contain focusable descendents

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.

High

Buttons do not have an accessible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

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 Lasemaineduson.org 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 Lasemaineduson.org 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

lasemaineduson.org

Open Graph description is not detected on the main page of La Semaine Du Son. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

La Semaine du Son – Les enjeux sociétaux du sonore

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

lasemaineduson.org

www.lasemaineduson.org

www.lasemaineduson.org

8d0884946aceb2a84983e1e21733dc99.css

css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

lasemaineduson.org

www.lasemaineduson.org

www.lasemaineduson.org

8d0884946aceb2a84983e1e21733dc99.css

css

f341181afcfac1b3022177c8aeb43512.js

slick.css

slick-sds.css

bootstrap-dropdown.js

jquery-migrate-1.2.1.min.js

slick.min.js

semaineduson_scripts.js

sdsfront_scripts.js

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