4.3 sec in total
430 ms
3.5 sec
334 ms
Welcome to bluelbadiving.it homepage info - get ready to check Blu Elba Diving best content right away, or after learning these important things about bluelbadiving.it
Immersioni e Corsi sub all'isola d'Elba per adulti e bambini con rilascio brevetto PADI, snorkeling alla riserva marina protetta
Visit bluelbadiving.itWe analyzed Bluelbadiving.it page load time and found that the first response time was 430 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 60% of websites can load faster.
bluelbadiving.it performance score
name
value
score
weighting
Value5.3 s
7/100
10%
Value10.9 s
0/100
25%
Value8.6 s
17/100
10%
Value700 ms
42/100
30%
Value0.71
7/100
15%
Value8.2 s
40/100
10%
430 ms
316 ms
1228 ms
28 ms
118 ms
Our browser made a total of 60 requests to load all elements on the main page. We found that 67% of them (40 requests) were addressed to the original Bluelbadiving.it, 18% (11 requests) were made to Fonts.gstatic.com and 5% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Bluelbadiving.it.
Page size can be reduced by 58.1 kB (7%)
851.5 kB
793.4 kB
In fact, the total size of Bluelbadiving.it main page is 851.5 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. Images take 461.1 kB which makes up the majority of the site volume.
Potential reduce by 35.1 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. 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 35.1 kB or 79% of the original size.
Potential reduce by 7.8 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. Blu Elba Diving images are well optimized though.
Potential reduce by 9.4 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. This website has mostly compressed JavaScripts.
Potential reduce by 5.8 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. Bluelbadiving.it has all CSS files already compressed.
Number of requests can be reduced by 28 (67%)
42
14
The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blu Elba Diving. 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 14 to 1 for CSS and as a result speed up the page load time.
bluelbadiving.it
430 ms
www.bluelbadiving.it
316 ms
www.bluelbadiving.it
1228 ms
simple-line-icons.css
28 ms
k2.css
118 ms
bootstrap.min.css
344 ms
system-j3.min.css
322 ms
font-awesome.min.css
326 ms
v4-shims.min.css
324 ms
template.css
330 ms
default.css
334 ms
custom.css
440 ms
camera.css
455 ms
css
38 ms
frontend.css
450 ms
jquery.min.js
556 ms
jquery-noconflict.js
465 ms
jquery-migrate.min.js
466 ms
k2.frontend.js
550 ms
bootstrap.bundle.min.js
570 ms
main.js
569 ms
jquery.easing.1.3.js
583 ms
camera.min.js
579 ms
core.js
660 ms
lazysizes.min.js
667 ms
masonry.pkgd.min.js
682 ms
frontend.js
690 ms
cc438402f1.js
60 ms
banner.js
64 ms
js
70 ms
css
13 ms
css2
14 ms
bandiera.jpg
150 ms
init.js
196 ms
camera_skins.png
116 ms
camera-loader.gif
115 ms
diving-isola-elba.jpg
329 ms
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72 ms
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279 ms
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106 ms
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232 ms
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179 ms
wlpigxjLBV1hqnzfr-F8sEYMB0Yybp0mudRf-62_B2sg.ttf
178 ms
fa-solid-900.woff
448 ms
fa-regular-400.woff
121 ms
fa-brands-400.woff
319 ms
logo-bluelba.png
229 ms
it_it.gif
127 ms
fr_fr.gif
132 ms
en_gb.gif
245 ms
de_de.gif
245 ms
bundle.js
27 ms
immersioni-isola-elba.jpg
324 ms
corsi-sub.jpg
319 ms
corsi-sub-bambini.jpg
116 ms
bluelbadiving.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-*] attributes do not match their roles
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
[id] attributes on active, focusable elements are not unique
Some elements have a [tabindex] value greater than 0
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
bluelbadiving.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
bluelbadiving.it SEO score
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
IT
IT
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bluelbadiving.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 Bluelbadiving.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.
bluelbadiving.it
Open Graph data is detected on the main page of Blu Elba Diving. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: