3.7 sec in total
250 ms
3.1 sec
335 ms
Visit editions-retz.fr now to see the best up-to-date Editions Retz content and also check out these interesting facts you probably never knew about editions-retz.fr
Manuels et matériels scolaires pour l’école primaire maternelle et élémentaire : programme officiel, livres et outils de pédagogie, aide et perfectionnement pour les enseignants et professionnels de l...
Visit editions-retz.frWe analyzed Editions-retz.fr page load time and found that the first response time was 250 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
editions-retz.fr performance score
name
value
score
weighting
Value3.5 s
35/100
10%
Value13.5 s
0/100
25%
Value8.7 s
16/100
10%
Value1,850 ms
9/100
30%
Value0.29
41/100
15%
Value21.1 s
1/100
10%
250 ms
599 ms
164 ms
244 ms
246 ms
Our browser made a total of 131 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Editions-retz.fr, 86% (113 requests) were made to Editions-retz.com and 4% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (906 ms) relates to the external source Editions-retz.com.
Page size can be reduced by 1.2 MB (37%)
3.3 MB
2.1 MB
In fact, the total size of Editions-retz.fr main page is 3.3 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 1.8 MB which makes up the majority of the site volume.
Potential reduce by 92.3 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 92.3 kB or 85% of the original size.
Potential reduce by 99.3 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. Editions Retz images are well optimized though.
Potential reduce by 531.3 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 531.3 kB or 69% of the original size.
Potential reduce by 507.9 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. Editions-retz.fr needs all CSS files to be minified and compressed as it can save up to 507.9 kB or 85% of the original size.
Number of requests can be reduced by 21 (17%)
127
106
The browser has sent 127 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Editions Retz. 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 7 to 1 for CSS and as a result speed up the page load time.
editions-retz.fr
250 ms
www.editions-retz.com
599 ms
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editions-retz.fr accessibility score
ARIA
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.
Impact
Issue
ARIA input fields do not have accessible names
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
editions-retz.fr best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
editions-retz.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Editions-retz.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 Editions-retz.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.
editions-retz.fr
Open Graph data is detected on the main page of Editions Retz. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: