2.6 sec in total
219 ms
2.1 sec
328 ms
Visit derbigum.fr now to see the best up-to-date Derbigum content and also check out these interesting facts you probably never knew about derbigum.fr
Pionnier de l'économie circulaire, Derbigum est le spécialiste de l'étanchéité durable pour votre toiture terrasse bitumineuse.
Visit derbigum.frWe analyzed Derbigum.fr page load time and found that the first response time was 219 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.
derbigum.fr performance score
name
value
score
weighting
Value3.6 s
33/100
10%
Value24.4 s
0/100
25%
Value14.6 s
1/100
10%
Value27,880 ms
0/100
30%
Value0.004
100/100
15%
Value40.4 s
0/100
10%
219 ms
1027 ms
21 ms
38 ms
38 ms
Our browser made a total of 23 requests to load all elements on the main page. We found that 78% of them (18 requests) were addressed to the original Derbigum.fr, 9% (2 requests) were made to Google-analytics.com and 4% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Derbigum.fr.
Page size can be reduced by 416.2 kB (37%)
1.1 MB
699.6 kB
In fact, the total size of Derbigum.fr main page is 1.1 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. 35% of websites need less resources to load. Images take 646.7 kB which makes up the majority of the site volume.
Potential reduce by 15.2 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 15.2 kB or 73% of the original size.
Potential reduce by 59.7 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. Derbigum images are well optimized though.
Potential reduce by 222.1 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 222.1 kB or 72% of the original size.
Potential reduce by 119.3 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. Derbigum.fr needs all CSS files to be minified and compressed as it can save up to 119.3 kB or 84% of the original size.
Number of requests can be reduced by 6 (32%)
19
13
The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Derbigum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
derbigum.fr
219 ms
www.derbigum.fr
1027 ms
app.css
21 ms
modernizr.js
38 ms
jquery.js
38 ms
foundation.min.js
37 ms
app.js
18 ms
js.cookie.js
37 ms
css
25 ms
gtm.js
54 ms
hpbg-r.jpg
565 ms
logo-mobile.png
12 ms
nordbat-2016.jpg
375 ms
pro-large.jpg
473 ms
cJZKeOuBrn4kERxqtaUH3T8E0i7KZn-EPnyo3HZu7kw.woff
11 ms
analytics.js
7 ms
collect
13 ms
fontawesome-webfont.woff
376 ms
derbigum.png
198 ms
img-a85d6bd36f16a4ae698b596cc0e7b4be.jpg
290 ms
img-771ead6544b4a5b7c45c0e258b08f190.jpg
489 ms
img-7ee26a78dbfb274def0014baafd30238.jpg
659 ms
img-34d34c8feb3002e6233fc03fe327e13e.jpg
604 ms
derbigum.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
<frame> or <iframe> elements do not have a title
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
derbigum.fr best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
derbigum.fr SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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 Derbigum.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 Derbigum.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.
derbigum.fr
Open Graph data is detected on the main page of Derbigum. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: