Access cosmojazzfestival.com. 22 au 27 Juillet 2024

name

value

score

weighting

FCP (First Contentful Paint)

Value2.6 s

65/100

10%

LCP (Largest Contentful Paint)

Value28.1 s

0/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value1,250 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.892

3/100

15%

TTI (Time to Interactive)

Value22.2 s

1/100

10%

cosmojazzfestival.com

704 ms

css

23 ms

style.min.css

346 ms

cookieconsent.min.js

16 ms

custom.modernizr.js

308 ms

Our browser made a total of 85 requests to load all elements on the main page. We found that 46% of them (39 requests) were addressed to the original Cosmojazzfestival.com, 11% (9 requests) were made to Abs.twimg.com and 7% (6 requests) were made to O.twimg.com. The less responsive or slowest element that took the longest time to load (15 sec) relates to the external source Intagme.com.

Content Size

2.0 MB

After Optimization

1.6 MB

In fact, the total size of Cosmojazzfestival.com main page is 2.0 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. 60% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 19.9 kB

Original 25.7 kB
After minification 23.9 kB
After compression 5.8 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 19.9 kB or 77% of the original size.

Image Optimization

-3%

Potential reduce by 38.2 kB

Original 1.5 MB
After minification 1.5 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. Cosmo Jazz Festival images are well optimized though.

JavaScript Optimization

-59%

Potential reduce by 137.3 kB

Original 232.8 kB
After minification 232.7 kB
After compression 95.5 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 137.3 kB or 59% of the original size.

CSS Optimization

-83%

Potential reduce by 204.7 kB

Original 247.1 kB
After minification 247.0 kB
After compression 42.4 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. Cosmojazzfestival.com needs all CSS files to be minified and compressed as it can save up to 204.7 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 70 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cosmo Jazz Festival. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

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

High

Links do not have a discernible name

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cosmojazzfestival.com 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 Cosmojazzfestival.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

cosmojazzfestival.com

Open Graph description is not detected on the main page of Cosmo Jazz Festival. 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

22 au 27 Juillet 2024 | CosmoJazz Festival Chamonix

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

cosmojazzfestival.com

css

style.min.css

cookieconsent.min.js

custom.modernizr.js

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

cosmojazzfestival.com

css

style.min.css

cookieconsent.min.js

custom.modernizr.js

jquery.min.js

production.min.js

img56b87c6c11847p.jpg

bg-body.jpg

cosmojazzfestival-header-logo.png

header-strap.png

la.png

en.png

fr.png

chamonix-mtblanc.png

chamonix-mtblanc2.png

erdf.png

trient-vallorcine.png

cmb.png

leshouches.png

conseilgeneral.png

rhone-alpes.png

creditmutuel.png

sacem.png

franceinter.png

img55bf9e0d19488p.jpg

img557ea793b7884p.jpg

img55c05c4545a21f.jpg

widgets.js

bg-footer.png

8C2PVL2WIMUnPF90ukjrZQ.woff

RZBBdEhQV3g9mUXUAU9PpvesZW2xOQ-xsNqO47m55DA.woff

primo.woff

jquery-1.10.2.min.js

3D2eER188aE

www-embed-player-vflfNyN_r.css

www-embed-player.js

base.js

fBnyGA8Aionz5086-mElmoOSPUuyQ1M9Un647_EjucU.js

ad_status.js

2UX7WLTfW3W8TclTUvlFyQ.woff

RxZJdnzeo3R5zSexge8UUT8E0i7KZn-EPnyo3HZu7kw.woff

img56b87c6c11847p.jpg