Report Summary

  • 94

    Performance

    Renders faster than
    93% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

le-diagnostic-dpe.fr

DPE vente - location | diagnostic immobilier dpe | Devis gratuit

Page Load Speed

2.6 sec in total

First Response

468 ms

Resources Loaded

1.6 sec

Page Rendered

457 ms

le-diagnostic-dpe.fr screenshot

About Website

Welcome to le-diagnostic-dpe.fr homepage info - get ready to check Le Diagnostic DPE best content right away, or after learning these important things about le-diagnostic-dpe.fr

Votre opérateur certifié en diagnostic dpe près de chez vous - Demandez votre diagnostic immobilier gratuitement sur notre site. Devis dpe pour la vente et la location

Visit le-diagnostic-dpe.fr

Key Findings

We analyzed Le-diagnostic-dpe.fr page load time and found that the first response time was 468 ms and then it took 2.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.

Performance Metrics

le-diagnostic-dpe.fr performance score

94

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

79/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

91/100

25%

SI (Speed Index)

Value2.7 s

97/100

10%

TBT (Total Blocking Time)

Value70 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.3 s

85/100

10%

Network Requests Diagram

le-diagnostic-dpe.fr

468 ms

main.css

163 ms

Image.jpg

485 ms

devis-gratuit-en-ligne.jpg

322 ms

immoscop-gd.jpg

292 ms

Our browser made a total of 36 requests to load all elements on the main page. We found that 72% of them (26 requests) were addressed to the original Le-diagnostic-dpe.fr, 6% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Immoscop.com. The less responsive or slowest element that took the longest time to load (592 ms) belongs to the original domain Le-diagnostic-dpe.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 69.8 kB (14%)

Content Size

507.1 kB

After Optimization

437.3 kB

In fact, the total size of Le-diagnostic-dpe.fr main page is 507.1 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. 20% of websites need less resources to load. Images take 459.1 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 15.9 kB

  • Original 22.7 kB
  • After minification 22.3 kB
  • After compression 6.9 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. 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 15.9 kB or 70% of the original size.

Image Optimization

-10%

Potential reduce by 47.2 kB

  • Original 459.1 kB
  • After minification 411.9 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. Le Diagnostic DPE images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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

-82%

Potential reduce by 6.6 kB

  • Original 8.1 kB
  • After minification 7.0 kB
  • After compression 1.4 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. Le-diagnostic-dpe.fr needs all CSS files to be minified and compressed as it can save up to 6.6 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 5 (15%)

Requests Now

33

After Optimization

28

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

Accessibility Review

le-diagnostic-dpe.fr accessibility score

73

Accessibility Issues

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

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>).

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

le-diagnostic-dpe.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

SEO Factors

le-diagnostic-dpe.fr SEO score

90

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

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 Le-diagnostic-dpe.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 Le-diagnostic-dpe.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 Le Diagnostic DPE. 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: