3.8 sec in total
350 ms
3 sec
489 ms
Welcome to lelivrescolaire.fr homepage info - get ready to check Lelivrescolaire best content for France right away, or after learning these important things about lelivrescolaire.fr
Lelivrescolaire.fr : éditeur de manuels scolaires collaboratifs et innovants.
Visit lelivrescolaire.frWe analyzed Lelivrescolaire.fr page load time and found that the first response time was 350 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.
lelivrescolaire.fr performance score
name
value
score
weighting
Value11.5 s
0/100
10%
Value21.0 s
0/100
25%
Value14.0 s
1/100
10%
Value1,630 ms
12/100
30%
Value0.013
100/100
15%
Value28.8 s
0/100
10%
350 ms
122 ms
40 ms
6 ms
9 ms
Our browser made a total of 62 requests to load all elements on the main page. We found that 66% of them (41 requests) were addressed to the original Lelivrescolaire.fr, 8% (5 requests) were made to 0 and 5% (3 requests) were made to Code.highcharts.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Lelivrescolaire.fr.
Page size can be reduced by 1.9 MB (41%)
4.6 MB
2.7 MB
In fact, the total size of Lelivrescolaire.fr main page is 4.6 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. 65% of websites need less resources to load. Images take 2.1 MB which makes up the majority of the site volume.
Potential reduce by 34.2 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 34.2 kB or 79% of the original size.
Potential reduce by 221 B
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. Lelivrescolaire images are well optimized though.
Potential reduce by 1.1 MB
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 1.1 MB or 67% of the original size.
Potential reduce by 763.5 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. Lelivrescolaire.fr needs all CSS files to be minified and compressed as it can save up to 763.5 kB or 89% of the original size.
Number of requests can be reduced by 18 (33%)
55
37
The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lelivrescolaire. 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 4 to 1 for CSS and as a result speed up the page load time.
lelivrescolaire.fr
350 ms
www.lelivrescolaire.fr
122 ms
main.css
40 ms
katex.min.css
6 ms
perfect-scrollbar.css
9 ms
bootstrap-slider.min.js
7 ms
head.min.js
8 ms
tinymce.min.js
94 ms
showdown.min.js
8 ms
MathJax.js
9 ms
katex.min.js
10 ms
standalone-framework.js
31 ms
highcharts.js
87 ms
exporting.js
86 ms
bundle.js
184 ms
tracker.js
93 ms
4994060219.js
184 ms
logo_lls.png
29 ms
3dots_loader.gif
30 ms
react-datepicker.min.css
51 ms
TeX-AMS-MML_HTMLorMML.js
509 ms
analytics.js
546 ms
event
501 ms
manuelnumerique.jpg
499 ms
books
151 ms
exercices.jpg
475 ms
modelecture.jpg
427 ms
videoprojection.jpg
574 ms
copies.jpg
427 ms
mesclasses.jpg
427 ms
twitter.png
408 ms
facebook.png
414 ms
googleplus.png
424 ms
logo_lls_blanc_min.png
646 ms
mosaic-1500px.png
1057 ms
__getcookie
238 ms
OpenSans-Bold.woff
677 ms
llsicons.ttf
423 ms
inspectlet.js
18 ms
collect
81 ms
1568035253
102 ms
francais-6e.png
591 ms
francais-5e.png
797 ms
francais-4e.png
700 ms
francais-3e.png
926 ms
histoire-geographie-6e.png
1033 ms
histoire-geographie-5e.png
999 ms
histoire-geographie-education-civique-4e.png
1066 ms
histoire-geographie-education-civique-3e.png
1212 ms
mathematiques-6e.png
1276 ms
mathematiques-5e.png
1224 ms
mathematiques-4e.png
1250 ms
mathematiques-3e.png
1359 ms
anglais-6e.png
1513 ms
anglais-5e.png
1632 ms
anglais-4e.png
1630 ms
anglais-3e.png
1609 ms
80 ms
80 ms
247 ms
248 ms
56be60553f17c6945c000026.js
28 ms
lelivrescolaire.fr accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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
Image elements do not have [alt] attributes
Links do not have a discernible name
lelivrescolaire.fr best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
lelivrescolaire.fr SEO score
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 Lelivrescolaire.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 Lelivrescolaire.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.
lelivrescolaire.fr
Open Graph data is detected on the main page of Lelivrescolaire. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: