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prelectronics.fr screenshot

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

prelectronics.fr

Spécialiste en solution de conditionnement de signaux

Page Load Speed

3.5 sec in total

First Response

672 ms

Resources Loaded

2.5 sec

Page Rendered

269 ms

prelectronics.fr screenshot

About Website

Welcome to prelectronics.fr homepage info - get ready to check Prelectronics best content right away, or after learning these important things about prelectronics.fr

Conditionneurs de signaux avancés avec des technologies brevetées offrant une garantie de 5 ans. Experts en Sécurité Intrinsèque. Découvrez nos produits.

Visit prelectronics.fr

Key Findings

We analyzed Prelectronics.fr page load time and found that the first response time was 672 ms and then it took 2.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

prelectronics.fr performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.5 s

68/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

4/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value920 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.002

100/100

15%

TTI (Time to Interactive)

Value8.0 s

43/100

10%

Network Requests Diagram

672 ms

styles.min.css

248 ms

uc.js

128 ms

customer.fcgi

1527 ms

api.js

38 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Prelectronics.fr, 13% (5 requests) were made to Gstatic.com and 11% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Online3.superoffice.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 216.2 kB (21%)

Content Size

1.1 MB

After Optimization

835.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Prelectronics.fr main page is 1.1 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. 50% of websites need less resources to load. Javascripts take 503.1 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 103.3 kB

  • Original 125.0 kB
  • After minification 95.4 kB
  • After compression 21.7 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 29.6 kB, which is 24% 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 103.3 kB or 83% of the original size.

Image Optimization

-1%

Potential reduce by 3.4 kB

  • Original 342.1 kB
  • After minification 338.7 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. Prelectronics images are well optimized though.

JavaScript Optimization

-18%

Potential reduce by 91.5 kB

  • Original 503.1 kB
  • After minification 503.0 kB
  • After compression 411.6 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 91.5 kB or 18% of the original size.

CSS Optimization

-22%

Potential reduce by 18.0 kB

  • Original 81.8 kB
  • After minification 81.8 kB
  • After compression 63.9 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. Prelectronics.fr needs all CSS files to be minified and compressed as it can save up to 18.0 kB or 22% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (55%)

Requests Now

31

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prelectronics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

672 ms

styles.min.css

styles.min.css

248 ms

uc.js

uc.js

128 ms

customer.fcgi

customer.fcgi

1527 ms

api.js

api.js

38 ms

scripts.min.js

scripts.min.js

534 ms

gtm.js

gtm.js

156 ms

sdk.js

sdk.js

66 ms

close-icon.png

close-icon.png

136 ms

sprite-main.png

sprite-main.png

172 ms

cart_white.png

cart_white.png

278 ms

login_white.png

login_white.png

340 ms

search_icon.svg

search_icon.svg

395 ms

cross.svg

cross.svg

415 ms

logo-mobile-sticky.png

logo-mobile-sticky.png

415 ms

quick_quote_769x350.jpg

quick_quote_769x350.jpg

501 ms

quick_quote_640x405.jpg

quick_quote_640x405.jpg

417 ms

carousel_company_tablet_mobile_769x350px.jpg

carousel_company_tablet_mobile_769x350px.jpg

587 ms

carousel_company_pc_640x405px.jpg

carousel_company_pc_640x405px.jpg

717 ms

bg-frontpage-promo-hover.png

bg-frontpage-promo-hover.png

496 ms

recaptcha__en.js

recaptcha__en.js

37 ms

TitilliumWeb-Bold.ttf

TitilliumWeb-Bold.ttf

615 ms

TitilliumWeb-SemiBold.ttf

TitilliumWeb-SemiBold.ttf

453 ms

TitilliumWeb-Light.ttf

TitilliumWeb-Light.ttf

693 ms

sdk.js

sdk.js

8 ms

92 ms

anchor

anchor

74 ms

uc.js

uc.js

146 ms

styles__ltr.css

styles__ltr.css

7 ms

recaptcha__en.js

recaptcha__en.js

18 ms

JmauVxhhvNeGRVvMjuhavwcr4cbjHfJOauIT80S7Fws.js

JmauVxhhvNeGRVvMjuhavwcr4cbjHfJOauIT80S7Fws.js

34 ms

webworker.js

webworker.js

87 ms

logo_48.png

logo_48.png

81 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

43 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

46 ms

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

50 ms

recaptcha__en.js

recaptcha__en.js

10 ms

print.min.css

print.min.css

84 ms

Accessibility Review

prelectronics.fr accessibility score

82

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

prelectronics.fr best practices score

58

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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

prelectronics.fr SEO score

84

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

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

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

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Prelectronics.fr 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 Prelectronics.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

prelectronics.fr

Open Graph data is detected on the main page of Prelectronics. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: