8.1 sec in total
3 sec
4.9 sec
177 ms
Visit iserba.fr now to see the best up-to-date ISERBA content for France and also check out these interesting facts you probably never knew about iserba.fr
ISERBA - Société de Maintenance Immobilière, 40 ans d'expérience. Découvrez nos implantations locales, les Raisons de nous choisir pour votre Parc Immobilier.
Visit iserba.frWe analyzed Iserba.fr page load time and found that the first response time was 3 sec and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
iserba.fr performance score
name
value
score
weighting
Value3.8 s
26/100
10%
Value11.5 s
0/100
25%
Value8.5 s
18/100
10%
Value700 ms
42/100
30%
Value0.385
27/100
15%
Value10.5 s
24/100
10%
2993 ms
179 ms
199 ms
196 ms
200 ms
Our browser made a total of 54 requests to load all elements on the main page. We found that 91% of them (49 requests) were addressed to the original Iserba.fr, 4% (2 requests) were made to Ajax.googleapis.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Iserba.fr.
Page size can be reduced by 352.4 kB (31%)
1.2 MB
802.2 kB
In fact, the total size of Iserba.fr main page is 1.2 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. 30% of websites need less resources to load. Images take 704.9 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 39.1 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. ISERBA images are well optimized though.
Potential reduce by 262.0 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 262.0 kB or 68% of the original size.
Potential reduce by 36.1 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. Iserba.fr needs all CSS files to be minified and compressed as it can save up to 36.1 kB or 82% of the original size.
Number of requests can be reduced by 27 (51%)
53
26
The browser has sent 53 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISERBA. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.
iserba.fr
2993 ms
jcemediabox.css
179 ms
style.css
199 ms
nivo-slider.css
196 ms
default.css
200 ms
superfish.css
201 ms
mootools-core.js
292 ms
core.js
184 ms
caption.js
199 ms
jcemediabox.js
314 ms
mootools-more.js
555 ms
jquery.min.js
30 ms
jquery.nivo.slider.pack.js
205 ms
hoverIntent.js
274 ms
superfish.js
281 ms
global.css
312 ms
34376b864459491c0d786d4b3182fbe6.js
185 ms
ga.js
17 ms
header.png
88 ms
logo_iserba.jpg
265 ms
form_extranet.png
88 ms
extranet_connexion_v2.png
97 ms
facebook.jpg
89 ms
viadeo.jpg
97 ms
menu_deroulant.png
171 ms
puce_sous_menu_v2.png
180 ms
img_slide_2.png
441 ms
img_slide_video.jpg
378 ms
img_slide_particulier.png
268 ms
f_90_90_16777215_71_76me_CONGRES_HLM.jpg
264 ms
f_90_90_16777215_70_Thierry_DEGORCE_et_Tony_PARKER.jpg
273 ms
logo_jda_home.jpg
350 ms
logo_groupe.jpg
361 ms
bkg_flashbox.jpg
588 ms
bg_content_v2.png
1101 ms
loading.gif
439 ms
__utm.gif
33 ms
bloc_offre.png
409 ms
puce_offres.png
424 ms
btn_postuler.png
502 ms
bloc_contact.png
508 ms
bloc_avis_v2.png
510 ms
actu_header.png
515 ms
bg_actu.png
594 ms
actu_separator.png
591 ms
actu_footer.png
596 ms
bg_bloc_partenaire.png
612 ms
footer.png
645 ms
jquery.min.js
28 ms
popup.html
659 ms
tooltip.html
661 ms
slide_marron.png
666 ms
slide_orange.png
666 ms
slide_bleu.png
701 ms
iserba.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
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
iserba.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
Missing source maps for large first-party JavaScript
iserba.fr SEO score
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
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Iserba.fr can be misinterpreted by Google and other search engines. Our service has detected that French is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Iserba.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.
iserba.fr
Open Graph description is not detected on the main page of ISERBA. 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: