Tools & Wizards About Us

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

vpc-display.com

SIGMA LE SPECIALISTE FABRICANT EN SIGNALETIQUE ET PLV

Page Load Speed

6.9 sec in total

First Response

342 ms

Resources Loaded

5.2 sec

Page Rendered

1.4 sec

About Website

Visit vpc-display.com now to see the best up-to-date Vpc Display content for France and also check out these interesting facts you probably never knew about vpc-display.com

Sigma signalisation est un fabricant français depuis 40 ans de PLV, Display, Signalétique et Signalisation Française. VPC display est une marque de SIGMA. Béthune 62400

Visit vpc-display.com

Key Findings

We analyzed Vpc-display.com page load time and found that the first response time was 342 ms and then it took 6.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

vpc-display.com performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value6.0 s

13/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value1,700 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.819

4/100

15%

TTI (Time to Interactive)

Value23.5 s

1/100

10%

Network Requests Diagram

vpc-display.com

342 ms

www.sigma-signalisation.com

1652 ms

theme.css

208 ms

front.min.css

301 ms

front.css

301 ms

Our browser made a total of 128 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Vpc-display.com, 86% (110 requests) were made to Sigma-signalisation.com and 5% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Sigma-signalisation.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 341.3 kB (10%)

Content Size

3.4 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vpc-display.com main page is 3.4 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.4 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 308.2 kB

  • Original 361.6 kB
  • After minification 287.6 kB
  • After compression 53.4 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 74.0 kB, which is 20% 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 308.2 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 3.0 kB

  • Original 2.4 MB
  • After minification 2.4 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. Vpc Display images are well optimized though.

JavaScript Optimization

-4%

Potential reduce by 22.4 kB

  • Original 550.5 kB
  • After minification 547.1 kB
  • After compression 528.1 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

-8%

Potential reduce by 7.7 kB

  • Original 91.7 kB
  • After minification 89.8 kB
  • After compression 84.0 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. Vpc-display.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 56 (48%)

Requests Now

117

After Optimization

61

  • Images
  • JavaScript
  • CSS

The browser has sent 117 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vpc Display. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

vpc-display.com accessibility score

84

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

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

Best Practices

vpc-display.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

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

vpc-display.com SEO score

93

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

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 Vpc-display.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 Vpc-display.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 data is detected on the main page of Vpc Display. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: