4.4 sec in total
416 ms
3.5 sec
408 ms
Visit istitutovolterra.it now to see the best up-to-date Istituto Volterra content for Italy and also check out these interesting facts you probably never knew about istitutovolterra.it
Istituto Tecnico Tecnologico Statale “Vito Volterra” a San Donà di Piave (VE)
Visit istitutovolterra.itWe analyzed Istitutovolterra.it page load time and found that the first response time was 416 ms and then it took 3.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
istitutovolterra.it performance score
name
value
score
weighting
Value7.0 s
1/100
10%
Value14.9 s
0/100
25%
Value14.5 s
1/100
10%
Value580 ms
51/100
30%
Value0.001
100/100
15%
Value12.7 s
14/100
10%
416 ms
917 ms
223 ms
212 ms
219 ms
Our browser made a total of 82 requests to load all elements on the main page. We found that 82% of them (67 requests) were addressed to the original Istitutovolterra.it, 9% (7 requests) were made to Ilquotidianodellapa.it and 2% (2 requests) were made to Gazzettaamministrativa.it. The less responsive or slowest element that took the longest time to load (917 ms) belongs to the original domain Istitutovolterra.it.
Page size can be reduced by 499.1 kB (44%)
1.1 MB
646.3 kB
In fact, the total size of Istitutovolterra.it 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. 45% of websites need less resources to load. Images take 552.7 kB which makes up the majority of the site volume.
Potential reduce by 65.0 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 23.0 kB, which is 30% 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 65.0 kB or 85% of the original size.
Potential reduce by 54.8 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. Istituto Volterra images are well optimized though.
Potential reduce by 344.2 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 344.2 kB or 72% of the original size.
Potential reduce by 35.2 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. Istitutovolterra.it needs all CSS files to be minified and compressed as it can save up to 35.2 kB or 85% of the original size.
Number of requests can be reduced by 46 (59%)
78
32
The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Istituto Volterra. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 22 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.
istitutovolterra.it
416 ms
www.istitutovolterra.it
917 ms
lightbox.css
223 ms
SpryMenuBarHorizontal.css
212 ms
SpryAccordion.css
219 ms
SpryTabbedPanels.css
214 ms
lightbox.js
217 ms
AC_RunActiveContent.js
315 ms
SpryMenuBar.js
319 ms
SpryEffects.js
422 ms
prototype.js
530 ms
scriptaculous.js
324 ms
lightbox.js
419 ms
ykk.js
426 ms
SpryAccordion.js
431 ms
SpryTabbedPanels.js
445 ms
ora.js
544 ms
browser.js
545 ms
tooltip.js
544 ms
yahoo-dom-event.js
544 ms
animation-min.js
548 ms
popover.js
643 ms
swfobject.js
634 ms
cookieconsent.min.js
633 ms
effects.js
107 ms
builder.js
111 ms
banner_amm_tra.png
517 ms
poncompleto_275.png
128 ms
banner_iscrizionionline.gif
117 ms
erasmus_plus.jpg
133 ms
LOGO_BIG.jpg
115 ms
Robocup_Logo_01.jpg
126 ms
amica_type_striscia.jpg
230 ms
stages.jpg
221 ms
LEIS_logo_HR.jpg
221 ms
CiscoNA_80.jpg
229 ms
ecdl.gif
234 ms
th_imageFV3.jpg
246 ms
25_news.jpg
433 ms
vcss-blue.gif
328 ms
valid-xhtml10-blue.png
335 ms
banner_albo.png
534 ms
default.css
326 ms
style.css
109 ms
orario.css
110 ms
diplomati.css
109 ms
menu_h.css
109 ms
sfondo_grigio.jpg
108 ms
sfondo_alto.jpg
109 ms
sfondo_menu.jpg
108 ms
SpryMenuBarDown.gif
106 ms
SpryMenuBarRight.gif
107 ms
sfondo_menu_doppio.jpg
108 ms
getNewsList.jsp
438 ms
hsx_green_01.jpg
170 ms
hcentro_green_01.jpg
171 ms
hdx_green_01.jpg
183 ms
bsx_red.jpg
193 ms
bcentro_green.jpg
183 ms
bdx.jpg
197 ms
hsx.jpg
255 ms
hcentro.jpg
264 ms
hdx.jpg
270 ms
bsx.jpg
272 ms
bcentro.jpg
287 ms
fondo_footer.jpg
286 ms
SpryMenuBarDownHover.gif
340 ms
SpryMenuBarRightHover.gif
350 ms
loading.gif
362 ms
closelabel.gif
356 ms
closure_compiled_jquery_topnews.js
355 ms
atrk.js
58 ms
img_not_found.png
120 ms
analytics.js
25 ms
_mid.jpg
319 ms
_mid.jpg
506 ms
_mid.jpg
458 ms
_mid.jpg
354 ms
collect
44 ms
atrk.gif
30 ms
test.png
166 ms
dark-bottom.css
7 ms
istitutovolterra.it 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.
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
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.
istitutovolterra.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
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
istitutovolterra.it 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
Tap targets are not sized appropriately
IT
IT
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Istitutovolterra.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 Istitutovolterra.it main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
istitutovolterra.it
Open Graph description is not detected on the main page of Istituto Volterra. 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: