Access magazine.developpez.com. Le Magazine de Developpez.com : le mensuel en ligne gratuit des développeurs francophones

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value6.1 s

13/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value430 ms

65/100

30%

CLS (Cumulative Layout Shift)

Value0.075

95/100

15%

TTI (Time to Interactive)

Value12.5 s

15/100

10%

magazine.developpez.com

284 ms

jquery-1.7.2.js

237 ms

187 ms

gabarit.css

150 ms

index.css

161 ms

Our browser made a total of 124 requests to load all elements on the main page. We found that 75% of them (93 requests) were addressed to the original Magazine.developpez.com, 6% (8 requests) were made to Apis.google.com and 3% (4 requests) were made to Developpez.com. The less responsive or slowest element that took the longest time to load (713 ms) belongs to the original domain Magazine.developpez.com.

Content Size

1.5 MB

After Optimization

1.0 MB

In fact, the total size of Magazine.developpez.com main page is 1.5 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 887.0 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 145.3 kB

Original 177.4 kB
After minification 146.2 kB
After compression 32.1 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 31.2 kB, which is 18% 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 145.3 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 34.7 kB

Original 887.0 kB
After minification 852.3 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. Magazine Developpez images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 275.4 kB

Original 407.2 kB
After minification 398.5 kB
After compression 131.8 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 275.4 kB or 68% of the original size.

CSS Optimization

-81%

Potential reduce by 39.9 kB

Original 49.1 kB
After minification 37.5 kB
After compression 9.2 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. Magazine.developpez.com needs all CSS files to be minified and compressed as it can save up to 39.9 kB or 81% of the original size.

Requests Now

122

After Optimization

The browser has sent 122 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Magazine Developpez. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

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

High

Image elements do not have [alt] attributes

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

High

robots.txt is not valid

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 doesn't use legible font sizes

Language and Encoding

Language Detected

N/A
Language Claimed

FR
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Magazine.developpez.com can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else), while the claimed language is French. Our system also found out that Magazine.developpez.com main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

magazine.developpez.com

Open Graph description is not detected on the main page of Magazine Developpez. 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

Le Magazine de Developpez.com : le mensuel en ligne gratuit des développeurs francophones

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)

Network Requests Diagram

magazine.developpez.com

jquery-1.7.2.js

gabarit.css

index.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

magazine.developpez.com

jquery-1.7.2.js

gabarit.css

index.css

jquery.ui.all.css

jquery-1.4.2.min.js

jquery-ui-1.8.2.custom.min.js

jquery.ui.datepicker-fr.js

widgets.js

FB.Share

plusone.js

dvp-connect.js

jquery.ui.base.css

jquery.ui.theme.css

jquery.ui.core.css

jquery.ui.resizable.css

jquery.ui.selectable.css

jquery.ui.accordion.css

jquery.ui.autocomplete.css

jquery.ui.button.css

jquery.ui.dialog.css

jquery.ui.slider.css

jquery.ui.tabs.css

jquery.ui.datepicker.css

jquery.ui.progressbar.css

offres.php

compter-24

pub728.png

logo.png

logo-mobile.png

rss.png

xml.gif

couverture-201512.jpg

LogoTelecharger1.gif

LogoMagazine_143x143.png

couverture-201510.jpg

couverture-201508.jpg

couverture-201506.jpg

couverture-201504.jpg

couverture-201502.jpg

couverture-201412.jpg

couverture-201410.jpg

couverture-201408.jpg

couverture-201406.jpg