Tools & Wizards About Us

Report Summary

  • 93

    Performance

    Renders faster than
    92% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 54

    SEO

    Google-friendlier than
    19% of websites

jmb-diamant.com

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Page Load Speed

16.9 sec in total

First Response

1.7 sec

Resources Loaded

15 sec

Page Rendered

321 ms

About Website

Welcome to jmb-diamant.com homepage info - get ready to check Jmb Diamant best content right away, or after learning these important things about jmb-diamant.com

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Key Findings

We analyzed Jmb-diamant.com page load time and found that the first response time was 1.7 sec and then it took 15.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

jmb-diamant.com performance score

93

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

70/100

10%

LCP (Largest Contentful Paint)

Value2.5 s

89/100

25%

SI (Speed Index)

Value3.2 s

92/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.071

96/100

15%

TTI (Time to Interactive)

Value2.8 s

97/100

10%

Network Requests Diagram

index.php

1659 ms

bootstrap.css

467 ms

style.css

2448 ms

blockpermanentlinks.css

1172 ms

blockcontact.css

222 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 88% of them (46 requests) were addressed to the original Jmb-diamant.com, 8% (4 requests) were made to Bettercontactform.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (9.1 sec) belongs to the original domain Jmb-diamant.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 623.3 kB (52%)

Content Size

1.2 MB

After Optimization

570.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jmb-diamant.com main page is 1.2 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. 30% of websites need less resources to load. Javascripts take 422.2 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 31.8 kB

  • Original 39.7 kB
  • After minification 37.5 kB
  • After compression 8.0 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 31.8 kB or 80% of the original size.

Image Optimization

-7%

Potential reduce by 27.4 kB

  • Original 415.2 kB
  • After minification 387.7 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. Jmb Diamant images are well optimized though.

JavaScript Optimization

-69%

Potential reduce by 293.3 kB

  • Original 422.2 kB
  • After minification 369.0 kB
  • After compression 128.9 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 293.3 kB or 69% of the original size.

CSS Optimization

-85%

Potential reduce by 270.7 kB

  • Original 317.0 kB
  • After minification 248.2 kB
  • After compression 46.2 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. Jmb-diamant.com needs all CSS files to be minified and compressed as it can save up to 270.7 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 35 (70%)

Requests Now

50

After Optimization

15

  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jmb Diamant. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

jmb-diamant.com accessibility score

75

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

Image elements do not have [alt] attributes

Best Practices

jmb-diamant.com best practices score

67

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

jmb-diamant.com SEO score

54

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Page is blocked from indexing

High

robots.txt is not valid

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

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 Jmb-diamant.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 Jmb-diamant.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 Jmb Diamant. 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: