Tools & Wizards About Us
cristalid.fr screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

cristalid.fr

Agence Web Lille : Site Web, Référencement & Marketing Digital

Page Load Speed

3.5 sec in total

First Response

305 ms

Resources Loaded

2.6 sec

Page Rendered

584 ms

cristalid.fr screenshot

About Website

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

Depuis 2009, l'Agence Web CRISTALID est spécialisée dans la Création de Site Internet, le Référencement SEO & SEA et le Community Management.

Visit cristalid.fr

Key Findings

We analyzed Cristalid.fr page load time and found that the first response time was 305 ms 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

cristalid.fr performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

59/100

10%

LCP (Largest Contentful Paint)

Value10.4 s

0/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value770 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.725

6/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

cristalid.fr

305 ms

www.cristalid.com

709 ms

global.css

170 ms

global2.css

236 ms

js

68 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Cristalid.fr, 80% (33 requests) were made to Cristalid.com and 5% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (856 ms) relates to the external source Cristalid.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 218.3 kB (15%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cristalid.fr main page is 1.5 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. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 90.0 kB

  • Original 101.9 kB
  • After minification 66.6 kB
  • After compression 11.9 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 35.3 kB, which is 35% 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 90.0 kB or 88% of the original size.

Image Optimization

-2%

Potential reduce by 18.8 kB

  • Original 1.2 MB
  • After minification 1.1 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. Cristalid images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 189 B

  • Original 91.2 kB
  • After minification 91.2 kB
  • After compression 91.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-80%

Potential reduce by 109.3 kB

  • Original 136.2 kB
  • After minification 112.9 kB
  • After compression 26.9 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. Cristalid.fr needs all CSS files to be minified and compressed as it can save up to 109.3 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (30%)

Requests Now

33

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cristalid. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

cristalid.fr

cristalid.fr

305 ms

www.cristalid.com

www.cristalid.com

709 ms

global.css

global.css

170 ms

global2.css

global2.css

236 ms

js

js

68 ms

platform.js

platform.js

28 ms

main.js

main.js

410 ms

load.js

load.js

566 ms

platform.js

platform.js

40 ms

gtm.js

gtm.js

88 ms

egg_86.png

egg_86.png

856 ms

element_graphique_10.png

element_graphique_10.png

84 ms

element_graphique_11.png

element_graphique_11.png

158 ms

element_graphique_35.png

element_graphique_35.png

233 ms

element_graphique_3.png

element_graphique_3.png

236 ms

agence-web_1.jpg

agence-web_1.jpg

623 ms

content_46.jpeg

content_46.jpeg

447 ms

element_graphique_47.jpeg

element_graphique_47.jpeg

443 ms

right2_75.png

right2_75.png

310 ms

left2_76.png

left2_76.png

443 ms

c2_94.png

c2_94.png

445 ms

sommaireF_7.jpeg

sommaireF_7.jpeg

549 ms

sommaireF_6.jpeg

sommaireF_6.jpeg

447 ms

sommaireF_8.jpeg

sommaireF_8.jpeg

468 ms

sommaireF_5.jpeg

sommaireF_5.jpeg

472 ms

sommaireF_23.jpeg

sommaireF_23.jpeg

552 ms

element_graphique_20.png

element_graphique_20.png

545 ms

element_graphique_21.png

element_graphique_21.png

548 ms

element_graphique_57.png

element_graphique_57.png

622 ms

element_graphique_53.png

element_graphique_53.png

627 ms

up_31.png

up_31.png

627 ms

element_graphique_32.png

element_graphique_32.png

632 ms

element_graphique_33.png

element_graphique_33.png

700 ms

success.png

success.png

699 ms

Poppins-Regular.woff

Poppins-Regular.woff

768 ms

Poppins-SemiBold.woff

Poppins-SemiBold.woff

720 ms

Poppins-Bold.woff

Poppins-Bold.woff

720 ms

Poppins-Medium.woff

Poppins-Medium.woff

711 ms

Poppins-Italic.woff

Poppins-Italic.woff

421 ms

tarteaucitron.min.css

tarteaucitron.min.css

405 ms

tarteaucitron.fr.min.js

tarteaucitron.fr.min.js

428 ms

Accessibility Review

cristalid.fr accessibility score

72

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

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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

[id] attributes on active, focusable elements are not unique

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>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

cristalid.fr best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

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

SEO Factors

cristalid.fr SEO score

83

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

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 Cristalid.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 Cristalid.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

cristalid.fr

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