Tools & Wizards About Us
ds-rouen-couverture.fr screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

ds-rouen-couverture.fr

Couvreur zingueur Rouen - Bois- Guillaume-Bihorel | DS COUVERTURE

Page Load Speed

2.7 sec in total

First Response

274 ms

Resources Loaded

2.1 sec

Page Rendered

263 ms

ds-rouen-couverture.fr screenshot

About Website

Welcome to ds-rouen-couverture.fr homepage info - get ready to check DS Rouen COUVERTURE best content for France right away, or after learning these important things about ds-rouen-couverture.fr

Votre entreprise DS Rouen Couverture est à votre disposition pour tous travaux de couverture et de zinguerie pour votre habitation.

Visit ds-rouen-couverture.fr

Key Findings

We analyzed Ds-rouen-couverture.fr page load time and found that the first response time was 274 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

ds-rouen-couverture.fr performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

58/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

40/100

25%

SI (Speed Index)

Value6.8 s

35/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.045

99/100

15%

TTI (Time to Interactive)

Value10.4 s

24/100

10%

Network Requests Diagram

ds-rouen-couverture.fr

274 ms

www.ds-rouen-couverture.fr

505 ms

thickbox.css

271 ms

jquery.fancybox.css

314 ms

css

64 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 83% of them (33 requests) were addressed to the original Ds-rouen-couverture.fr, 10% (4 requests) were made to Fonts.gstatic.com and 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (865 ms) belongs to the original domain Ds-rouen-couverture.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 228.3 kB (28%)

Content Size

812.2 kB

After Optimization

583.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ds-rouen-couverture.fr main page is 812.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 510.8 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 12.1 kB

  • Original 17.2 kB
  • After minification 16.7 kB
  • After compression 5.1 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 12.1 kB or 70% of the original size.

Image Optimization

-3%

Potential reduce by 15.4 kB

  • Original 510.8 kB
  • After minification 495.4 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. DS Rouen COUVERTURE images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 152.2 kB

  • Original 224.5 kB
  • After minification 204.7 kB
  • After compression 72.3 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 152.2 kB or 68% of the original size.

CSS Optimization

-82%

Potential reduce by 48.6 kB

  • Original 59.7 kB
  • After minification 46.4 kB
  • After compression 11.0 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. Ds-rouen-couverture.fr needs all CSS files to be minified and compressed as it can save up to 48.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (32%)

Requests Now

34

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 34 CSS, Javascripts, AJAX and image requests in order to completely render the main page of DS Rouen COUVERTURE. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ds-rouen-couverture.fr

ds-rouen-couverture.fr

274 ms

www.ds-rouen-couverture.fr

www.ds-rouen-couverture.fr

505 ms

thickbox.css

thickbox.css

271 ms

jquery.fancybox.css

jquery.fancybox.css

314 ms

css

css

64 ms

style.css

style.css

483 ms

styleiecheck.css

styleiecheck.css

269 ms

jquery.min.js

jquery.min.js

450 ms

newsletter.js

newsletter.js

263 ms

css_actualites.css

css_actualites.css

406 ms

outils.js

outils.js

404 ms

jquery.fancybox.js

jquery.fancybox.js

580 ms

jquery.bxslider.min.js

jquery.bxslider.min.js

567 ms

scripts.js

scripts.js

628 ms

analytics.js

analytics.js

61 ms

logo.png

logo.png

199 ms

devis.png

devis.png

114 ms

slide01_big.jpg

slide01_big.jpg

412 ms

slide02_big.jpg

slide02_big.jpg

544 ms

slide03_big.jpg

slide03_big.jpg

600 ms

bg.png

bg.png

219 ms

deco.png

deco.png

369 ms

logo-qualibat.png

logo-qualibat.png

440 ms

rge.jpg

rge.jpg

616 ms

phone.png

phone.png

602 ms

actu-big.jpg

actu-big.jpg

654 ms

encart1.jpg

encart1.jpg

658 ms

encart2.jpg

encart2.jpg

759 ms

encart3.jpg

encart3.jpg

827 ms

encart4.jpg

encart4.jpg

826 ms

encart5.jpg

encart5.jpg

829 ms

encart6.jpg

encart6.jpg

865 ms

black.png

black.png

747 ms

plus_ref.png

plus_ref.png

837 ms

DXI1ORHCpsQm3Vp6mXoaTZS3E-kSBmtLoNJPDtbj2Pk.ttf

DXI1ORHCpsQm3Vp6mXoaTZS3E-kSBmtLoNJPDtbj2Pk.ttf

17 ms

cJZKeOuBrn4kERxqtaUH3SZ2oysoEQEeKwjgmXLRnTc.ttf

cJZKeOuBrn4kERxqtaUH3SZ2oysoEQEeKwjgmXLRnTc.ttf

20 ms

k3k702ZOKiLJc3WVjuplzJS3E-kSBmtLoNJPDtbj2Pk.ttf

k3k702ZOKiLJc3WVjuplzJS3E-kSBmtLoNJPDtbj2Pk.ttf

29 ms

EInbV5DfGHOiMmvb1Xr-hpS3E-kSBmtLoNJPDtbj2Pk.ttf

EInbV5DfGHOiMmvb1Xr-hpS3E-kSBmtLoNJPDtbj2Pk.ttf

30 ms

collect

collect

25 ms

gradient.png

gradient.png

471 ms

Accessibility Review

ds-rouen-couverture.fr accessibility score

88

Accessibility Issues

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

ds-rouen-couverture.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

ds-rouen-couverture.fr SEO score

98

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ds-rouen-couverture.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 Ds-rouen-couverture.fr main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

ds-rouen-couverture.fr

Open Graph description is not detected on the main page of DS Rouen COUVERTURE. 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: