Tools & Wizards About Us

Report Summary

  • 35

    Performance

    Renders faster than
    55% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

chronodisk.com

Chronodisk - Laboratoire de Récupération de données - Paris

Page Load Speed

6.2 sec in total

First Response

1.8 sec

Resources Loaded

3.6 sec

Page Rendered

799 ms

About Website

Welcome to chronodisk.com homepage info - get ready to check Chronodisk best content right away, or after learning these important things about chronodisk.com

Chronodisk, Récupération de données Disques Durs / Ssd Téléphones serveurs Raid / Nas clés Usb cartes Sd. Devis / Enlèvement gratuits, Paris 15e.

Visit chronodisk.com

Key Findings

We analyzed Chronodisk.com page load time and found that the first response time was 1.8 sec and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

chronodisk.com performance score

35

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

42/100

10%

LCP (Largest Contentful Paint)

Value6.3 s

10/100

25%

SI (Speed Index)

Value7.8 s

24/100

10%

TBT (Total Blocking Time)

Value940 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.026

100/100

15%

TTI (Time to Interactive)

Value11.4 s

19/100

10%

Network Requests Diagram

www.chronodisk-recuperation-de-donnees.fr

1770 ms

gtm.js

69 ms

style.css

118 ms

style.min.css

289 ms

styles.css

389 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Chronodisk.com, 8% (6 requests) were made to Societe-des-avis-garantis.fr and 7% (5 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Chronodisk-recuperation-de-donnees.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 371.9 kB (24%)

Content Size

1.6 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Chronodisk.com main page is 1.6 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. 65% of websites need less resources to load. Images take 828.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 87.9 kB

  • Original 111.2 kB
  • After minification 108.0 kB
  • After compression 23.3 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 87.9 kB or 79% of the original size.

Image Optimization

-1%

Potential reduce by 11.4 kB

  • Original 828.5 kB
  • After minification 817.0 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. Chronodisk images are well optimized though.

JavaScript Optimization

-48%

Potential reduce by 224.2 kB

  • Original 470.9 kB
  • After minification 470.9 kB
  • After compression 246.8 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 224.2 kB or 48% of the original size.

CSS Optimization

-29%

Potential reduce by 48.4 kB

  • Original 168.0 kB
  • After minification 164.8 kB
  • After compression 119.7 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. Chronodisk.com needs all CSS files to be minified and compressed as it can save up to 48.4 kB or 29% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (60%)

Requests Now

67

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Chronodisk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

chronodisk.com accessibility score

77

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

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Best Practices

chronodisk.com 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

Missing source maps for large first-party JavaScript

SEO Factors

chronodisk.com SEO score

93

Search Engine Optimization Advices

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 Chronodisk.com 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 Chronodisk.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

Open Graph data is detected on the main page of Chronodisk. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: