Report Summary

  • 31

    Performance

    Renders faster than
    51% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 94% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 91

    SEO

    Google-friendlier than
    71% of websites

rosatelli.it

I.I.S. – "Celestino Rosatelli"

Page Load Speed

5.8 sec in total

First Response

322 ms

Resources Loaded

5.1 sec

Page Rendered

340 ms

rosatelli.it screenshot

About Website

Visit rosatelli.it now to see the best up-to-date Rosatelli content for Italy and also check out these interesting facts you probably never knew about rosatelli.it

"Celestino Rosatelli"

Visit rosatelli.it

Key Findings

We analyzed Rosatelli.it page load time and found that the first response time was 322 ms and then it took 5.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

rosatelli.it performance score

31

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value12.6 s

0/100

25%

SI (Speed Index)

Value13.6 s

2/100

10%

TBT (Total Blocking Time)

Value590 ms

50/100

30%

CLS (Cumulative Layout Shift)

Value0.129

82/100

15%

TTI (Time to Interactive)

Value9.9 s

27/100

10%

Network Requests Diagram

rosatelli.it

322 ms

2011 ms

prettyPhoto.css

329 ms

ss-styles.css

230 ms

jquery-ui-1.7.3.custom.css

335 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 94% of them (98 requests) were addressed to the original Rosatelli.it, 2% (2 requests) were made to Google.com and 1% (1 request) were made to Vjs.zencdn.net. The less responsive or slowest element that took the longest time to load (2 sec) belongs to the original domain Rosatelli.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 571.3 kB (50%)

Content Size

1.1 MB

After Optimization

566.1 kB

In fact, the total size of Rosatelli.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. 60% of websites need less resources to load. Images take 418.8 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 55.3 kB

  • Original 63.2 kB
  • After minification 54.8 kB
  • After compression 7.9 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 8.4 kB, which is 13% 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 55.3 kB or 87% of the original size.

Image Optimization

-4%

Potential reduce by 17.8 kB

  • Original 418.8 kB
  • After minification 401.0 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. Rosatelli images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 253.0 kB

  • Original 372.0 kB
  • After minification 360.1 kB
  • After compression 119.0 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 253.0 kB or 68% of the original size.

CSS Optimization

-87%

Potential reduce by 245.3 kB

  • Original 283.4 kB
  • After minification 233.7 kB
  • After compression 38.1 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. Rosatelli.it needs all CSS files to be minified and compressed as it can save up to 245.3 kB or 87% of the original size.

Requests Breakdown

Number of requests can be reduced by 42 (82%)

Requests Now

51

After Optimization

9

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rosatelli. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 17 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

rosatelli.it accessibility score

98

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

Best Practices

rosatelli.it best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

rosatelli.it SEO score

91

Search Engine Optimization Advices

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

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 Rosatelli.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 Rosatelli.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

Open Graph description is not detected on the main page of Rosatelli. 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: