Report Summary

  • 4

    Performance

    Renders faster than
    20% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 48% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 78

    SEO

    Google-friendlier than
    40% of websites

shop.dyson.fr

Site officiel Dyson : nos technologies

Page Load Speed

3.3 sec in total

First Response

409 ms

Resources Loaded

2.6 sec

Page Rendered

283 ms

shop.dyson.fr screenshot

About Website

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

Découvrez les technologies de pointe Dyson, à travers nos gammes d'aspirateurs, soins des cheveux, purificateurs d'air, éclairage ou sèche-mains.

Visit shop.dyson.fr

Key Findings

We analyzed Shop.dyson.fr page load time and found that the first response time was 409 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

shop.dyson.fr performance score

4

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value18.4 s

0/100

25%

SI (Speed Index)

Value13.3 s

2/100

10%

TBT (Total Blocking Time)

Value4,070 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.454

20/100

15%

TTI (Time to Interactive)

Value22.5 s

1/100

10%

Network Requests Diagram

shop.dyson.fr

409 ms

2746110889.js

200 ms

5bd2435f09a6dd232c3e70873a9a9377.css

634 ms

c2e21b44e876b8e5c035da291aa8d9be.js

876 ms

0660d5f7f96cd3e82390c924f872881f.js

403 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Shop.dyson.fr, 64% (51 requests) were made to Cdn.dyson.fr and 4% (3 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Cdn.dyson.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 944.7 kB (51%)

Content Size

1.9 MB

After Optimization

913.1 kB

In fact, the total size of Shop.dyson.fr main page is 1.9 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. Javascripts take 913.6 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 71.2 kB

  • Original 89.8 kB
  • After minification 73.8 kB
  • After compression 18.6 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 16.0 kB, which is 18% 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 71.2 kB or 79% of the original size.

Image Optimization

-11%

Potential reduce by 69.4 kB

  • Original 618.4 kB
  • After minification 549.0 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. Obviously, Shop Dyson needs image optimization as it can save up to 69.4 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

-67%

Potential reduce by 613.3 kB

  • Original 913.6 kB
  • After minification 913.4 kB
  • After compression 300.3 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 613.3 kB or 67% of the original size.

CSS Optimization

-81%

Potential reduce by 190.9 kB

  • Original 236.1 kB
  • After minification 235.8 kB
  • After compression 45.2 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. Shop.dyson.fr needs all CSS files to be minified and compressed as it can save up to 190.9 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 24 (31%)

Requests Now

77

After Optimization

53

The browser has sent 77 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shop Dyson. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

shop.dyson.fr accessibility score

79

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-*] attributes do not match their roles

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

Best Practices

shop.dyson.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

High

Missing source maps for large first-party JavaScript

SEO Factors

shop.dyson.fr SEO score

78

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

Links do not have descriptive text

High

Image elements do not have [alt] attributes

High

Document doesn't have a valid hreflang

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Shop.dyson.fr 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 Shop.dyson.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 data is detected on the main page of Shop Dyson. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: