Tools & Wizards About Us

Report Summary

  • 26

    Performance

    Renders faster than
    45% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

cityjazzy.fr

Alain Abril Carrefour des Talents 17 - Production de CityJazzy, Les Vendredis de Saint Louis

Page Load Speed

4.2 sec in total

First Response

1.1 sec

Resources Loaded

2.3 sec

Page Rendered

863 ms

About Website

Welcome to cityjazzy.fr homepage info - get ready to check City Jazzy best content right away, or after learning these important things about cityjazzy.fr

Production de CityJazzy, Les Vendredis de Saint Louis, Aide à la diffusion culturelle du departement de la charente-maritime et de spectacles en EHPAD.

Visit cityjazzy.fr

Key Findings

We analyzed Cityjazzy.fr page load time and found that the first response time was 1.1 sec and then it took 3.2 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

cityjazzy.fr performance score

26

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value10.1 s

0/100

25%

SI (Speed Index)

Value17.2 s

0/100

10%

TBT (Total Blocking Time)

Value850 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0.021

100/100

15%

TTI (Time to Interactive)

Value22.7 s

1/100

10%

Network Requests Diagram

cityjazzy.fr

1057 ms

respond.min.js

156 ms

bootstrap.min.css

239 ms

styles.css

159 ms

dashicons.min.css

265 ms

Our browser made a total of 62 requests to load all elements on the main page. We found that 89% of them (55 requests) were addressed to the original Cityjazzy.fr, 8% (5 requests) were made to Fonts.googleapis.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Cityjazzy.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 763.5 kB (44%)

Content Size

1.8 MB

After Optimization

988.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cityjazzy.fr main page is 1.8 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. 55% of websites need less resources to load. Images take 759.3 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 91.5 kB

  • Original 109.1 kB
  • After minification 102.4 kB
  • After compression 17.5 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 91.5 kB or 84% of the original size.

Image Optimization

-4%

Potential reduce by 28.6 kB

  • Original 759.3 kB
  • After minification 730.7 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. City Jazzy images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 385.6 kB

  • Original 553.6 kB
  • After minification 504.8 kB
  • After compression 168.0 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 385.6 kB or 70% of the original size.

CSS Optimization

-78%

Potential reduce by 257.8 kB

  • Original 330.4 kB
  • After minification 303.2 kB
  • After compression 72.7 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. Cityjazzy.fr needs all CSS files to be minified and compressed as it can save up to 257.8 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 44 (73%)

Requests Now

60

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of City Jazzy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 23 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

cityjazzy.fr accessibility score

81

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

cityjazzy.fr 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

Missing source maps for large first-party JavaScript

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

cityjazzy.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

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

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 Cityjazzy.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 Cityjazzy.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

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