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Report Summary

About Website

Welcome to blu.it homepage info - get ready to check Blu best content for Italy right away, or after learning these important things about blu.it

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name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value15.7 s

0/100

25%

SI (Speed Index)

Value11.2 s

5/100

10%

TBT (Total Blocking Time)

Value750 ms

39/100

30%

CLS (Cumulative Layout Shift)

Value0.041

99/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

premium.libero.it

864 ms

bootstrap.min.css

50 ms

custom.min.css

563 ms

jquery-3.6.0.min.js

515 ms

iub_conf_libero.js

122 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Blu.it, 7% (3 requests) were made to Premium.libero.it and 7% (3 requests) were made to Cdn-gl.imrworldwide.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source I1.plug.it.

Content Size

1.1 MB

After Optimization

910.1 kB

In fact, the total size of Blu.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. 40% of websites need less resources to load. Images take 776.5 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 94.2 kB

Original 116.4 kB
After minification 93.4 kB
After compression 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 23.0 kB, which is 20% 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 94.2 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 14.1 kB

Original 776.5 kB
After minification 762.4 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 images are well optimized though.

JavaScript Optimization

-34%

Potential reduce by 60.7 kB

Original 180.8 kB
After minification 180.8 kB
After compression 120.1 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 60.7 kB or 34% of the original size.

CSS Optimization

-5%

Potential reduce by 264 B

Original 5.7 kB
After minification 5.7 kB
After compression 5.5 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. Blu.it has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 43 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

IT
Language Claimed

IT
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Blu.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 Blu.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.

Social Sharing Optimization

blu.it

Open Graph data is detected on the main page of Blu. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

Libero Premium – i prodotti che ti danno qualcosa in più

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)