Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

sarcelles.fr

Accueil - Site officiel de la Ville de Sarcelles

Page Load Speed

7 sec in total

First Response

639 ms

Resources Loaded

5.8 sec

Page Rendered

580 ms

sarcelles.fr screenshot

About Website

Visit sarcelles.fr now to see the best up-to-date Sarcelles content for France and also check out these interesting facts you probably never knew about sarcelles.fr

Bienvenue sur le site de la ville de Sarcelles : Retrouvez toute l'actualité en direct, soyez informé des événements, des sorties, de l'agenda, des loisirs et des sports tout au long de l&#0...

Visit sarcelles.fr

Key Findings

We analyzed Sarcelles.fr page load time and found that the first response time was 639 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

sarcelles.fr performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value500 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

Network Requests Diagram

sarcelles.fr

639 ms

main.css

152 ms

maximenuckmobile.css

160 ms

magnific-popup.css

161 ms

template.css

244 ms

Our browser made a total of 135 requests to load all elements on the main page. We found that 93% of them (126 requests) were addressed to the original Sarcelles.fr, 3% (4 requests) were made to S7.addthis.com and 2% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Sarcelles.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.1 MB (25%)

Content Size

8.5 MB

After Optimization

6.3 MB

In fact, the total size of Sarcelles.fr main page is 8.5 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. 70% of websites need less resources to load. Images take 6.5 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 222.8 kB

  • Original 271.2 kB
  • After minification 263.0 kB
  • After compression 48.5 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 222.8 kB or 82% of the original size.

Image Optimization

-11%

Potential reduce by 722.4 kB

  • Original 6.5 MB
  • After minification 5.8 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. Obviously, Sarcelles needs image optimization as it can save up to 722.4 kB or 11% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 948.3 kB

  • Original 1.4 MB
  • After minification 1.3 MB
  • After compression 414.4 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 948.3 kB or 70% of the original size.

CSS Optimization

-85%

Potential reduce by 253.5 kB

  • Original 297.8 kB
  • After minification 245.8 kB
  • After compression 44.3 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. Sarcelles.fr needs all CSS files to be minified and compressed as it can save up to 253.5 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 45 (35%)

Requests Now

128

After Optimization

83

The browser has sent 128 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sarcelles. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

sarcelles.fr accessibility score

95

Accessibility Issues

ARIA

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.

Impact

Issue

High

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

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.

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

Links do not have a discernible name

Best Practices

sarcelles.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

sarcelles.fr SEO score

99

Search Engine Optimization Advices

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

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 Sarcelles.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 Sarcelles.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 Sarcelles. 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: