Tools & Wizards About Us

Report Summary

  • 38

    Performance

    Renders faster than
    57% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

sirena-voile.com

Sirena Voile| Topper | Bateau d'occasion | Voilerie | France

Page Load Speed

3.6 sec in total

First Response

902 ms

Resources Loaded

2.7 sec

Page Rendered

64 ms

About Website

Welcome to sirena-voile.com homepage info - get ready to check Sirena Voile best content right away, or after learning these important things about sirena-voile.com

Depuis 1994, Sirena Voile vend, rénove, développe et construit des dériveurs et catamarans de sport. Vous trouverez au Pouliguen en permanence des bateaux d'occasions rénovès et garantis, la gamme de ...

Visit sirena-voile.com

Key Findings

We analyzed Sirena-voile.com page load time and found that the first response time was 902 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

sirena-voile.com performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value1,120 ms

23/100

30%

CLS (Cumulative Layout Shift)

Value0.008

100/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

Network Requests Diagram

www.sirena-voile.com

902 ms

minified.js

41 ms

focus-within-polyfill.js

86 ms

polyfill.min.js

976 ms

thunderbolt-commons.e52856fd.bundle.min.js

63 ms

Our browser made a total of 41 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Sirena-voile.com, 39% (16 requests) were made to Static.parastorage.com and 29% (12 requests) were made to Sentry-next.wixpress.com. The less responsive or slowest element that took the longest time to load (976 ms) relates to the external source Polyfill-fastly.io.

Page Optimization Overview & Recommendations

Page size can be reduced by 408.1 kB (51%)

Content Size

802.2 kB

After Optimization

394.1 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Sirena-voile.com main page is 802.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 25% of websites need less resources to load. HTML takes 491.3 kB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 385.0 kB

  • Original 491.3 kB
  • After minification 489.7 kB
  • After compression 106.3 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 385.0 kB or 78% of the original size.

Image Optimization

-22%

Potential reduce by 13.9 kB

  • Original 63.7 kB
  • After minification 49.8 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. Obviously, Sirena Voile needs image optimization as it can save up to 13.9 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-4%

Potential reduce by 9.1 kB

  • Original 247.2 kB
  • After minification 247.2 kB
  • After compression 238.0 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. This website has mostly compressed JavaScripts.

Requests Breakdown

Number of requests can be reduced by 11 (44%)

Requests Now

25

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sirena Voile. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

sirena-voile.com accessibility score

87

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

sirena-voile.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

sirena-voile.com SEO score

98

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

    FR

  • Language Claimed

    FR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sirena-voile.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 Sirena-voile.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 Sirena Voile. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: