Tools & Wizards About Us

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

viscontilab.it

Visconti Lab | Centro Polispecialistico, Analisi Cliniche Convenzionate SSN

Page Load Speed

11.6 sec in total

First Response

1.7 sec

Resources Loaded

9.3 sec

Page Rendered

652 ms

About Website

Visit viscontilab.it now to see the best up-to-date Visconti Lab content and also check out these interesting facts you probably never knew about viscontilab.it

Visconti Lab è il Centro Polispecialistico di Roma, in zona Prati, che esegue anche Analisi Cliniche Convenzionate con il SSN ed esami strumentali

Visit viscontilab.it

Key Findings

We analyzed Viscontilab.it page load time and found that the first response time was 1.7 sec and then it took 10 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

viscontilab.it performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value21.3 s

0/100

25%

SI (Speed Index)

Value16.5 s

0/100

10%

TBT (Total Blocking Time)

Value1,950 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value24.6 s

0/100

10%

Network Requests Diagram

viscontilab.it

1665 ms

wsp-front-preloader.css

123 ms

wsp-smart-preload-style.css

243 ms

style.min.css

463 ms

cookieblocker.min.css

343 ms

Our browser made a total of 104 requests to load all elements on the main page. We found that 91% of them (95 requests) were addressed to the original Viscontilab.it, 2% (2 requests) were made to Google.com and 2% (2 requests) were made to S.w.org. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Viscontilab.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 529.0 kB (7%)

Content Size

7.7 MB

After Optimization

7.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Viscontilab.it main page is 7.7 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. 70% of websites need less resources to load. Images take 6.8 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 151.9 kB

  • Original 184.0 kB
  • After minification 179.9 kB
  • After compression 32.2 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. 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 151.9 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 366.0 kB

  • Original 6.8 MB
  • After minification 6.5 MB

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. Visconti Lab images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 6.5 kB

  • Original 504.4 kB
  • After minification 504.4 kB
  • After compression 497.9 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.

CSS Optimization

-2%

Potential reduce by 4.6 kB

  • Original 190.0 kB
  • After minification 189.9 kB
  • After compression 185.4 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. Viscontilab.it has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 69 (70%)

Requests Now

98

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 98 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Visconti Lab. 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 49 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

viscontilab.it accessibility score

81

Accessibility Issues

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

High

[aria-*] attributes do not match their roles

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.

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

High

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

viscontilab.it best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

viscontilab.it SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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