4.9 sec in total
260 ms
4.4 sec
202 ms
Welcome to rector.fr homepage info - get ready to check Rector best content for France right away, or after learning these important things about rector.fr
Fabrication, distribution d'éléments de construction en béton précontraint ou armé : poutrelles, prédalles, prémurs, vide sanitaire, dalles de plancher, hourdis.
Visit rector.frWe analyzed Rector.fr page load time and found that the first response time was 260 ms and then it took 4.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
rector.fr performance score
name
value
score
weighting
Value5.1 s
8/100
10%
Value6.5 s
9/100
25%
Value12.6 s
3/100
10%
Value6,860 ms
0/100
30%
Value0.094
91/100
15%
Value15.9 s
6/100
10%
260 ms
544 ms
756 ms
1679 ms
161 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 95% of them (42 requests) were addressed to the original Rector.fr, 5% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Rector.fr.
Page size can be reduced by 215.3 kB (64%)
337.3 kB
122.0 kB
In fact, the total size of Rector.fr main page is 337.3 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Javascripts take 189.7 kB which makes up the majority of the site volume.
Potential reduce by 18.1 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 3.0 kB, which is 13% 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 18.1 kB or 78% of the original size.
Potential reduce by 14.3 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. Obviously, Rector needs image optimization as it can save up to 14.3 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 140.5 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 140.5 kB or 74% of the original size.
Potential reduce by 42.5 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. Rector.fr needs all CSS files to be minified and compressed as it can save up to 42.5 kB or 80% of the original size.
Number of requests can be reduced by 20 (48%)
42
22
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rector. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.
rector.fr
260 ms
www.rector.fr
544 ms
global.css
756 ms
sifr.css
1679 ms
font-awesome.min.css
161 ms
menudyn.js
1682 ms
jquery.js
2928 ms
sifr.js
2761 ms
sifr-config.js
243 ms
swfobject.js
324 ms
analytics.js
27 ms
header-bck.png
84 ms
logo.png
81 ms
picto_home.gif
81 ms
picto_plan.gif
84 ms
picto_print.gif
86 ms
picto_taille.gif
81 ms
btn-bck.png
158 ms
box-plancher-rt-2012-min.jpg
156 ms
cadena.png
158 ms
take-it-easy.gif
324 ms
flag_en.gif
162 ms
flag_ru.gif
163 ms
flag_by.gif
233 ms
flag_lv.gif
233 ms
flag_be.gif
234 ms
flag_pl.gif
242 ms
flag_cz.gif
243 ms
flag_sk.gif
310 ms
close.gif
312 ms
mi_home.jpg
387 ms
lc_home.jpg
322 ms
bt_home.jpg
324 ms
bi_home.jpg
387 ms
oa_home.jpg
541 ms
visuel-bck.png
389 ms
collect
15 ms
backg-transparent.png
374 ms
content-bck.png
368 ms
blocg.gif
505 ms
lien-bck.png
419 ms
content-btm.png
438 ms
puce_top.gif
442 ms
bbiobanner641x207.gif
683 ms
rector.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.
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
rector.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
General
Impact
Issue
Detected JavaScript libraries
rector.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
FR
FR
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rector.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 Rector.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.
rector.fr
Open Graph description is not detected on the main page of Rector. 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: