Access infotrafic.nantesmetropole.fr. Nantes, Métropole et Ville - Site officiel

Report Summary

About Website

Welcome to infotrafic.nantesmetropole.fr homepage info - get ready to check Infotrafic Nantes Metropole best content for France right away, or after learning these important things about infotrafic.nantesmetropole.fr

Découvrez le site officiel de Nantes Métropole et de la Ville de Nantes. Toutes les informations sur nos activités et services !

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name

value

score

weighting

FCP (First Contentful Paint)

Value6.7 s

2/100

10%

LCP (Largest Contentful Paint)

Value19.0 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value1,490 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.305

39/100

15%

TTI (Time to Interactive)

Value35.9 s

0/100

10%

home.html

963 ms

main.css

264 ms

style.min.css

523 ms

style-degrade-header-light.css

264 ms

initJahiaContext.js

266 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 97% of them (61 requests) were addressed to the original Infotrafic.nantesmetropole.fr, 3% (2 requests) were made to Metropole.nantes.fr. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Infotrafic.nantesmetropole.fr.

Content Size

8.1 MB

After Optimization

6.8 MB

In fact, the total size of Infotrafic.nantesmetropole.fr main page is 8.1 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. 70% of websites need less resources to load. Images take 7.0 MB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 626.8 kB

Original 745.9 kB
After minification 632.8 kB
After compression 119.1 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 113.1 kB, which is 15% 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 626.8 kB or 84% of the original size.

Image Optimization

-9%

Potential reduce by 605.5 kB

Original 7.0 MB
After minification 6.4 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. Infotrafic Nantes Metropole images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 4.0 kB

Original 275.6 kB
After minification 275.4 kB
After compression 271.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 211 B

Original 56.6 kB
After minification 56.6 kB
After compression 56.3 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. Infotrafic.nantesmetropole.fr has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Infotrafic Nantes Metropole. 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 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

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

High

ARIA IDs are not unique

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Links do not have descriptive text

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/).

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 Infotrafic.nantesmetropole.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 Infotrafic.nantesmetropole.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

infotrafic.nantesmetropole.fr

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Nantes, Métropole et Ville - Site officiel | metropole.nantes.fr

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)