Tools & Wizards About Us

Report Summary

  • 49

    Performance

    Renders faster than
    67% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

ecoledenavigationfrancaise.fr

Le permis bateau à Paris avec l'École de Navigation Française

Page Load Speed

3.2 sec in total

First Response

334 ms

Resources Loaded

2.6 sec

Page Rendered

231 ms

About Website

Welcome to ecoledenavigationfrancaise.fr homepage info - get ready to check Eco Le De Navigation Francaise best content right away, or after learning these important things about ecoledenavigationfrancaise.fr

Ecole de Navigation Française - Passez votre permis bateau (côtier, hauturier ou rivière) à Paris et en france

Visit ecoledenavigationfrancaise.fr

Key Findings

We analyzed Ecoledenavigationfrancaise.fr page load time and found that the first response time was 334 ms and then it took 2.9 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

ecoledenavigationfrancaise.fr performance score

49

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value230 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value8.3 s

39/100

10%

Network Requests Diagram

ecoledenavigationfrancaise.fr

334 ms

www.ecoledenavigationfrancaise.fr

479 ms

dist.css

87 ms

sdk.js

20 ms

loading.GIF

170 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 56% of them (29 requests) were addressed to the original Ecoledenavigationfrancaise.fr, 31% (16 requests) were made to Fonts.gstatic.com and 6% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (732 ms) belongs to the original domain Ecoledenavigationfrancaise.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 90.7 kB (2%)

Content Size

4.8 MB

After Optimization

4.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ecoledenavigationfrancaise.fr main page is 4.8 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. 65% of websites need less resources to load. Images take 4.6 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 44.0 kB

  • Original 57.2 kB
  • After minification 45.6 kB
  • After compression 13.2 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 11.6 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 44.0 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 30.4 kB

  • Original 4.6 MB
  • After minification 4.5 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. Eco Le De Navigation Francaise images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 11.7 kB

  • Original 138.2 kB
  • After minification 138.2 kB
  • After compression 126.4 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

-7%

Potential reduce by 4.5 kB

  • Original 62.6 kB
  • After minification 62.6 kB
  • After compression 58.1 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. Ecoledenavigationfrancaise.fr has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (39%)

Requests Now

33

After Optimization

20

  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Eco Le De Navigation Francaise. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ecoledenavigationfrancaise.fr accessibility score

87

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

ecoledenavigationfrancaise.fr best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

ecoledenavigationfrancaise.fr SEO score

92

Search Engine Optimization Advices

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

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 Ecoledenavigationfrancaise.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 Ecoledenavigationfrancaise.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 Eco Le De Navigation Francaise. 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: