Report Summary

  • 100

    Performance

    Renders faster than
    97% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 69% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 64

    SEO

    Google-friendlier than
    24% of websites

deslivres.com

Deslivres.com, un libraire sur le net

Page Load Speed

617 ms in total

First Response

279 ms

Resources Loaded

286 ms

Page Rendered

52 ms

About Website

Click here to check amazing Deslivres content. Otherwise, check out these important facts you probably never knew about deslivres.com

Visit deslivres.com

Key Findings

We analyzed Deslivres.com page load time and found that the first response time was 279 ms and then it took 338 ms to load all DOM resources and completely render a web page. This is an excellent result, as only 5% of websites can load faster.

Performance Metrics

deslivres.com performance score

100

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value0.6 s

100/100

10%

LCP (Largest Contentful Paint)

Value0.6 s

100/100

25%

SI (Speed Index)

Value0.6 s

100/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value0.6 s

100/100

10%

Network Requests Diagram

deslivres.com

279 ms

Our browser made a total of 1 request to load all elements on the main page. We found that all of those requests were addressed to Deslivres.com and no external sources were called. The less responsive or slowest element that took the longest time to load (279 ms) belongs to the original domain Deslivres.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 72.4 kB (25%)

Content Size

291.3 kB

After Optimization

218.9 kB

In fact, the total size of Deslivres.com main page is 291.3 kB. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. Images take 191.9 kB which makes up the majority of the site volume.

HTML Optimization

-44%

Potential reduce by 276 B

  • Original 624 B
  • After minification 564 B
  • After compression 348 B

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 276 B or 44% of the original size.

Image Optimization

-4%

Potential reduce by 8.3 kB

  • Original 191.9 kB
  • After minification 183.5 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. Deslivres images are well optimized though.

JavaScript Optimization

-65%

Potential reduce by 63.7 kB

  • Original 98.8 kB
  • After minification 98.8 kB
  • After compression 35.0 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 63.7 kB or 65% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Accessibility Review

deslivres.com accessibility score

88

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

deslivres.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

SEO Factors

deslivres.com SEO score

64

Search Engine Optimization Advices

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 Deslivres.com 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 Deslivres.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 description is not detected on the main page of Deslivres. 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: