Report Summary

  • 72

    Performance

    Renders faster than
    82% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 94

    SEO

    Google-friendlier than
    90% of websites

icnn.fr

ICNN, Institut pour la Certification et la Normalisation dans le Nautisme, directive Européenne 94/25/CE bateaux de plaisance | ICNN

Page Load Speed

1.9 sec in total

First Response

338 ms

Resources Loaded

1.5 sec

Page Rendered

83 ms

icnn.fr screenshot

About Website

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

L'Institut pour la Certification et la Normalisation dans le Nautisme (ICNN) est un organisme notifié par le gouvernement français dans le cadre de la directive Européenne 94/25/CE sur les bateau...

Visit icnn.fr

Key Findings

We analyzed Icnn.fr page load time and found that the first response time was 338 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

icnn.fr performance score

72

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value3.4 s

68/100

25%

SI (Speed Index)

Value4.0 s

81/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.152

75/100

15%

TTI (Time to Interactive)

Value7.4 s

48/100

10%

Network Requests Diagram

icnn.fr

338 ms

www.icnn.fr

422 ms

bootstrap.min.css

407 ms

bootstrap.file-input.css

202 ms

font-awesome.css

326 ms

Our browser made a total of 22 requests to load all elements on the main page. We found that 86% of them (19 requests) were addressed to the original Icnn.fr, 9% (2 requests) were made to Google-analytics.com and 5% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (521 ms) belongs to the original domain Icnn.fr.

Page Optimization Overview & Recommendations

Page size can be reduced by 222.9 kB (68%)

Content Size

328.9 kB

After Optimization

106.0 kB

In fact, the total size of Icnn.fr main page is 328.9 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. 15% of websites need less resources to load. CSS take 154.2 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 8.3 kB

  • Original 10.9 kB
  • After minification 9.4 kB
  • After compression 2.7 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 1.6 kB, which is 14% 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 8.3 kB or 76% of the original size.

Image Optimization

-26%

Potential reduce by 4.9 kB

  • Original 18.9 kB
  • After minification 13.9 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, ICNN needs image optimization as it can save up to 4.9 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-58%

Potential reduce by 83.5 kB

  • Original 145.0 kB
  • After minification 141.8 kB
  • After compression 61.5 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 83.5 kB or 58% of the original size.

CSS Optimization

-82%

Potential reduce by 126.2 kB

  • Original 154.2 kB
  • After minification 149.0 kB
  • After compression 27.9 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. Icnn.fr needs all CSS files to be minified and compressed as it can save up to 126.2 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (67%)

Requests Now

18

After Optimization

6

The browser has sent 18 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ICNN. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

icnn.fr accessibility score

77

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.

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

icnn.fr best practices score

83

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

Page has valid source maps

SEO Factors

icnn.fr SEO score

94

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 Icnn.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 Icnn.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 ICNN. 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: