Report Summary

  • 25

    Performance

    Renders faster than
    44% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

vim.fr

VIM Experts in ventilation, IAQ, smoke extraction and air treatment - VIM

Page Load Speed

5.2 sec in total

First Response

330 ms

Resources Loaded

4.7 sec

Page Rendered

228 ms

vim.fr screenshot

About Website

Click here to check amazing VIM content for France. Otherwise, check out these important facts you probably never knew about vim.fr

Manufacturer specializing in ventilation, smoke extraction and air treatment for collective housing, commercial and industrial buildings and professional kitchens.

Visit vim.fr

Key Findings

We analyzed Vim.fr page load time and found that the first response time was 330 ms and then it took 4.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

vim.fr performance score

25

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value8.1 s

20/100

10%

TBT (Total Blocking Time)

Value670 ms

44/100

30%

CLS (Cumulative Layout Shift)

Value0.357

30/100

15%

TTI (Time to Interactive)

Value9.0 s

33/100

10%

Network Requests Diagram

vim.fr

330 ms

www.vim.fr

327 ms

828 ms

gtm.js

78 ms

jquery.dataTables.min.css

48 ms

Our browser made a total of 98 requests to load all elements on the main page. We found that 77% of them (75 requests) were addressed to the original Vim.fr, 12% (12 requests) were made to Fonts.gstatic.com and 3% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Vim.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 114.3 kB (3%)

Content Size

3.8 MB

After Optimization

3.7 MB

In fact, the total size of Vim.fr main page is 3.8 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. Images take 3.2 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 102.6 kB

  • Original 117.0 kB
  • After minification 73.4 kB
  • After compression 14.4 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 43.7 kB, which is 37% 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 102.6 kB or 88% of the original size.

Image Optimization

-0%

Potential reduce by 10.0 kB

  • Original 3.2 MB
  • After minification 3.2 MB

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. VIM images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.3 kB

  • Original 350.2 kB
  • After minification 350.2 kB
  • After compression 348.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 429 B

  • Original 60.6 kB
  • After minification 60.6 kB
  • After compression 60.1 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. Vim.fr has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (28%)

Requests Now

82

After Optimization

59

The browser has sent 82 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VIM. 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.

Accessibility Review

vim.fr accessibility score

87

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

vim.fr 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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

vim.fr SEO score

99

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vim.fr can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Vim.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 VIM. 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: