Tools & Wizards About Us
stefanotreu.it screenshot

Report Summary

  • 9

    Performance

    Renders faster than
    23% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

stefanotreu.it

Treu Stefano consulente chimico - Certificato. Chiama il numero: 335 543 9333

Page Load Speed

1.7 sec in total

First Response

398 ms

Resources Loaded

1.1 sec

Page Rendered

142 ms

stefanotreu.it screenshot

About Website

Welcome to stefanotreu.it homepage info - get ready to check Stefano Treu best content right away, or after learning these important things about stefanotreu.it

Consulente di sicurezza nel trasporto: STRADALE, FERROVIARIO, MARITTIMO, AEREO, di merci e rifiuti pericolosi.

Visit stefanotreu.it

Key Findings

We analyzed Stefanotreu.it page load time and found that the first response time was 398 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

stefanotreu.it performance score

9

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.3 s

7/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

10/100

25%

SI (Speed Index)

Value11.4 s

5/100

10%

TBT (Total Blocking Time)

Value6,400 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.339

33/100

15%

TTI (Time to Interactive)

Value17.0 s

4/100

10%

Network Requests Diagram

stefanotreu.it

398 ms

stefanotreu.css

91 ms

urchin.js

5 ms

__utm.gif

6 ms

spacer.gif

90 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 94% of them (31 requests) were addressed to the original Stefanotreu.it, 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (430 ms) belongs to the original domain Stefanotreu.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 9.9 kB (53%)

Content Size

18.6 kB

After Optimization

8.7 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Stefanotreu.it main page is 18.6 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. Only 10% of websites need less resources to load. HTML takes 11.0 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 8.4 kB

  • Original 11.0 kB
  • After minification 10.2 kB
  • After compression 2.6 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 8.4 kB or 76% of the original size.

JavaScript Optimization

-14%

Potential reduce by 971 B

  • Original 6.8 kB
  • After minification 6.8 kB
  • After compression 5.9 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 971 B or 14% of the original size.

CSS Optimization

-73%

Potential reduce by 532 B

  • Original 727 B
  • After minification 576 B
  • After compression 195 B

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. Stefanotreu.it needs all CSS files to be minified and compressed as it can save up to 532 B or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (63%)

Requests Now

32

After Optimization

12

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Stefano Treu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

stefanotreu.it

stefanotreu.it

398 ms

stefanotreu.css

stefanotreu.css

91 ms

urchin.js

urchin.js

5 ms

__utm.gif

__utm.gif

6 ms

spacer.gif

spacer.gif

90 ms

logo.gif

logo.gif

161 ms

iata.gif

iata.gif

175 ms

grey1.gif

grey1.gif

175 ms

imo.gif

imo.gif

175 ms

grey2.gif

grey2.gif

178 ms

greybar.gif

greybar.gif

179 ms

red1.gif

red1.gif

237 ms

red2.gif

red2.gif

258 ms

red3.gif

red3.gif

259 ms

red4.gif

red4.gif

260 ms

chihabisogno_lo.gif

chihabisogno_lo.gif

268 ms

perchenominare_lo.gif

perchenominare_lo.gif

268 ms

lanormativa_lo.gif

lanormativa_lo.gif

315 ms

compiti_lo.gif

compiti_lo.gif

344 ms

datidelconsulente_lo.gif

datidelconsulente_lo.gif

345 ms

contattarmi_lo.gif

contattarmi_lo.gif

345 ms

links_lo.gif

links_lo.gif

356 ms

definizioni_lo.gif

definizioni_lo.gif

356 ms

symbolsbar.gif

symbolsbar.gif

394 ms

symbols.gif

symbols.gif

430 ms

chihabisogno_hi.gif

chihabisogno_hi.gif

92 ms

perchenominare_hi.gif

perchenominare_hi.gif

81 ms

lanormativa_hi.gif

lanormativa_hi.gif

91 ms

compiti_hi.gif

compiti_hi.gif

88 ms

datidelconsulente_hi.gif

datidelconsulente_hi.gif

89 ms

contattarmi_hi.gif

contattarmi_hi.gif

90 ms

links_hi.gif

links_hi.gif

158 ms

definizioni_hi.gif

definizioni_hi.gif

173 ms

Accessibility Review

stefanotreu.it accessibility score

79

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 input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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

stefanotreu.it best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

stefanotreu.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

Language and Encoding

  • Language Detected

    IT

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Stefanotreu.it can be misinterpreted by Google and other search engines. Our service has detected that Italian is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Stefanotreu.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.

Social Sharing Optimization

stefanotreu.it

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