Access fredserva.fr. Des Milliers de formations sur mesure

Report Summary

About Website

Visit fredserva.fr now to see the best up-to-date Fredserva content and also check out these interesting facts you probably never knew about fredserva.fr

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name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

18/100

25%

SI (Speed Index)

Value11.7 s

4/100

10%

TBT (Total Blocking Time)

Value23,310 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.101

89/100

15%

TTI (Time to Interactive)

Value33.8 s

0/100

10%

fredserva.fr

272 ms

services.tenbirdsflying.com

708 ms

wp-emoji-release.min.js

103 ms

bootstrap.min.css

682 ms

font.awesome.min.css

593 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Fredserva.fr, 38% (23 requests) were made to Services.tenbirdsflying.com and 30% (18 requests) were made to Tenbirdsflying.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Services.tenbirdsflying.com.

Content Size

3.6 MB

After Optimization

3.0 MB

In fact, the total size of Fredserva.fr main page is 3.6 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 3.0 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 27.8 kB

Original 34.4 kB
After minification 29.5 kB
After compression 6.7 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 5.0 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 27.8 kB or 81% of the original size.

Image Optimization

-6%

Potential reduce by 169.7 kB

Original 3.0 MB
After minification 2.8 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. Fredserva images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 263.4 kB

Original 388.1 kB
After minification 358.7 kB
After compression 124.8 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 263.4 kB or 68% of the original size.

CSS Optimization

-83%

Potential reduce by 156.8 kB

Original 189.3 kB
After minification 172.5 kB
After compression 32.5 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. Fredserva.fr needs all CSS files to be minified and compressed as it can save up to 156.8 kB or 83% of the original size.

Requests Now

After Optimization

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fredserva. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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 Fredserva.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 Fredserva.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

fredserva.fr

Open Graph description is not detected on the main page of Fredserva. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Des Milliers de formations sur mesure

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)