2.9 sec in total
679 ms
2.1 sec
129 ms
Welcome to isef.it homepage info - get ready to check ISEF best content right away, or after learning these important things about isef.it
Progettazione, costruzione ed installazione di impianti e sistemi di sicurezza civili ed industriali. Integrazione, videosorveglianza, perimetrale, IT.
Visit isef.itWe analyzed Isef.it page load time and found that the first response time was 679 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 40% of websites can load faster.
isef.it performance score
name
value
score
weighting
Value1.1 s
99/100
10%
Value13.7 s
0/100
25%
Value11.4 s
5/100
10%
Value4,600 ms
0/100
30%
Value0.376
28/100
15%
Value14.6 s
8/100
10%
679 ms
350 ms
356 ms
356 ms
363 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Isef.it, 64% (28 requests) were made to Domaindirect.it and 16% (7 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (679 ms) belongs to the original domain Isef.it.
Page size can be reduced by 249.1 kB (67%)
370.5 kB
121.3 kB
In fact, the total size of Isef.it main page is 370.5 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. 65% of websites need less resources to load. Javascripts take 249.0 kB which makes up the majority of the site volume.
Potential reduce by 22.2 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. This page needs HTML code to be minified as it can gain 6.5 kB, which is 24% 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 22.2 kB or 84% of the original size.
Potential reduce by 1.3 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. ISEF images are well optimized though.
Potential reduce by 169.5 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 169.5 kB or 68% of the original size.
Potential reduce by 56.2 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. Isef.it needs all CSS files to be minified and compressed as it can save up to 56.2 kB or 83% of the original size.
Number of requests can be reduced by 26 (72%)
36
10
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISEF. 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 7 to 1 for CSS and as a result speed up the page load time.
www.isef.it
679 ms
style.css
350 ms
jquery_ui.css
356 ms
responsive_640.css
356 ms
responsive_320.css
363 ms
css
25 ms
site.css
362 ms
jquery.min.js
507 ms
jquery-ui.custom.min.js
569 ms
scripts.js
460 ms
site.js
469 ms
sliders.js
481 ms
search.js
480 ms
resetPassword.js
578 ms
pagination.js
583 ms
domain.js
599 ms
checkout.js
599 ms
jquery.cookiebar.css
633 ms
jquery.cookiebar.js
679 ms
adlayer.php
361 ms
logo.png
144 ms
co_visa.png
142 ms
co_mastercard.png
144 ms
co_paypal.png
143 ms
gtm.js
69 ms
head_uc.png
143 ms
uc_buttons_big.png
140 ms
v0SdcGFAl2aezM9Vq_aFTQ.ttf
43 ms
nj47mAZe0mYUIySgfn0wpQ.ttf
46 ms
DvlFBScY1r-FMtZSYIYoYw.ttf
44 ms
4cKlrioa77J2iqTqBgkRWg.ttf
43 ms
price_table_title.png
273 ms
buttons.png
273 ms
card_about_list.png
296 ms
foot_sn.png
260 ms
popup_overlay.png
259 ms
LqowQDslGv4DmUBAfWa2Vw.ttf
39 ms
2HG_tEPiQ4Z6795cGfdivKCWcynf_cDxXwCLxiixG1c.ttf
38 ms
HkF_qI1x_noxlxhrhMQYEKCWcynf_cDxXwCLxiixG1c.ttf
39 ms
analytics.js
20 ms
widget_v2.134.js
23 ms
collect
127 ms
collect
153 ms
__$$__stringtable_lang_it.js
33 ms
isef.it 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
Image elements do not have [alt] attributes
Links do not have a discernible name
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
isef.it 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
isef.it 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
Tap targets are not sized appropriately
IT
IT
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Isef.it can be misinterpreted by Google and other search engines. Our service has detected that Italian is used on the page, and it matches the claimed language. Our system also found out that Isef.it 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.
isef.it
Open Graph description is not detected on the main page of ISEF. 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: