2 sec in total
250 ms
1.6 sec
174 ms
Visit nextherm.fr now to see the best up-to-date Nextherm content and also check out these interesting facts you probably never knew about nextherm.fr
Bénéficiez de l'expertise de Nextherm, fabricant français de pompes à chaleur Géothermie et Aérothermie depuis 30 ans à proximité de Valence dans la Drôme (26)
Visit nextherm.frWe analyzed Nextherm.fr page load time and found that the first response time was 250 ms and then it took 1.7 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.
nextherm.fr performance score
name
value
score
weighting
Value3.2 s
44/100
10%
Value11.7 s
0/100
25%
Value6.2 s
43/100
10%
Value1,060 ms
25/100
30%
Value0
100/100
15%
Value9.1 s
33/100
10%
250 ms
417 ms
159 ms
313 ms
158 ms
Our browser made a total of 41 requests to load all elements on the main page. We found that 90% of them (37 requests) were addressed to the original Nextherm.fr, 5% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (629 ms) belongs to the original domain Nextherm.fr.
Page size can be reduced by 148.5 kB (18%)
816.1 kB
667.6 kB
In fact, the total size of Nextherm.fr main page is 816.1 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. Images take 621.3 kB which makes up the majority of the site volume.
Potential reduce by 9.1 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 1.7 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 9.1 kB or 70% of the original size.
Potential reduce by 27.2 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. Nextherm images are well optimized though.
Potential reduce by 44.9 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 44.9 kB or 44% of the original size.
Potential reduce by 67.3 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. Nextherm.fr needs all CSS files to be minified and compressed as it can save up to 67.3 kB or 85% of the original size.
Number of requests can be reduced by 15 (38%)
39
24
The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nextherm. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
nextherm.fr
250 ms
www.nextherm.fr
417 ms
reset.css
159 ms
main.css
313 ms
main-2.css
158 ms
font.css
240 ms
mobile.css
234 ms
jquery.min.js
28 ms
easySlider1.7.js
159 ms
functions.js
240 ms
main.mobile.js
233 ms
main-septembre-2015.css
238 ms
nextherm-logo.png
86 ms
imprimante.gif
83 ms
index-animation-1.jpg
240 ms
index-animation-2.jpg
352 ms
index-animation-3.jpg
401 ms
index-animation-4.jpg
313 ms
index-animation-5.jpg
395 ms
index-animation-6.jpg
413 ms
spot-publicitaire-chaine.png
323 ms
analytics.js
7 ms
espace-pro.png
389 ms
contact.png
402 ms
index-bg.png
430 ms
taupe-80.png
471 ms
index-bg-video-mini-2.png
471 ms
index-bg-video-mini.png
479 ms
fleche.png
484 ms
index-bg-geothermie-mini.png
493 ms
index-bg-aerothermie-mini.png
508 ms
index-bg-devis-mini.png
551 ms
garantie-10ans.png
550 ms
li-separateur.png
559 ms
plus-economie.png
566 ms
plus-confort.png
578 ms
plus-ecologie.png
588 ms
plus-services.png
628 ms
bouton-bas-page.png
629 ms
collect
11 ms
activityi;src=4438022;type=invmedia;cat=fhaib4d3;ord=1213376461528.2417
40 ms
nextherm.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-hidden="true"] elements contain focusable descendents
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
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
nextherm.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
nextherm.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 doesn't use 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 Nextherm.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 Nextherm.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.
nextherm.fr
Open Graph description is not detected on the main page of Nextherm. 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: