Tools & Wizards About Us
htcertificazioni.it screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 66

    Accessibility

    Visual factors better than
    that of 31% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

htcertificazioni.it

HT S.r.l. - Certificazioni di sicurezza Pistoia e Firenze

Page Load Speed

2.6 sec in total

First Response

437 ms

Resources Loaded

2 sec

Page Rendered

195 ms

htcertificazioni.it screenshot

About Website

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

HT srl è un Organismo autorizzato dai Ministeri competenti ad effettuare verifiche ispettive obbligatorie di legge.

Visit htcertificazioni.it

Key Findings

We analyzed Htcertificazioni.it page load time and found that the first response time was 437 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

htcertificazioni.it performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.2 s

77/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value4.2 s

77/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value7.3 s

49/100

10%

Network Requests Diagram

htcertificazioni.it

437 ms

layout.css

209 ms

jquery.js

564 ms

ga.js

58 ms

top_home.jpg

241 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 91% of them (21 requests) were addressed to the original Htcertificazioni.it, 9% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (907 ms) belongs to the original domain Htcertificazioni.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 141.0 kB (46%)

Content Size

305.9 kB

After Optimization

164.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Htcertificazioni.it main page is 305.9 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. 20% of websites need less resources to load. Images take 169.2 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 8.2 kB

  • Original 12.2 kB
  • After minification 12.0 kB
  • After compression 4.0 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 8.2 kB or 67% of the original size.

Image Optimization

-36%

Potential reduce by 61.5 kB

  • Original 169.2 kB
  • After minification 107.7 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. Obviously, HT Certificazioni needs image optimization as it can save up to 61.5 kB or 36% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-55%

Potential reduce by 61.2 kB

  • Original 112.3 kB
  • After minification 112.3 kB
  • After compression 51.0 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 61.2 kB or 55% of the original size.

CSS Optimization

-83%

Potential reduce by 10.0 kB

  • Original 12.2 kB
  • After minification 10.8 kB
  • After compression 2.1 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. Htcertificazioni.it needs all CSS files to be minified and compressed as it can save up to 10.0 kB or 83% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

22

After Optimization

22

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of HT Certificazioni. According to our analytics all requests are already optimized.

Network Requests Diagram

htcertificazioni.it

htcertificazioni.it

437 ms

layout.css

layout.css

209 ms

jquery.js

jquery.js

564 ms

ga.js

ga.js

58 ms

top_home.jpg

top_home.jpg

241 ms

fondo_preferiti.png

fondo_preferiti.png

235 ms

fondo_flash.png

fondo_flash.png

234 ms

certificazione_impianti_elettrici.jpg

certificazione_impianti_elettrici.jpg

320 ms

icona_menu_middle.jpg

icona_menu_middle.jpg

231 ms

certificazione_impianti_elettrici_20.jpg

certificazione_impianti_elettrici_20.jpg

341 ms

certificazione_impianti_elettrici_21.jpg

certificazione_impianti_elettrici_21.jpg

569 ms

certificazione_impianti_elettrici_22.jpg

certificazione_impianti_elettrici_22.jpg

458 ms

nuovo.jpg

nuovo.jpg

457 ms

fondo_abstract.jpg

fondo_abstract.jpg

460 ms

top_news.jpg

top_news.jpg

537 ms

middle_news.jpg

middle_news.jpg

548 ms

bottom_news.jpg

bottom_news.jpg

668 ms

certificazione_impianti_elettrici_30.jpg

certificazione_impianti_elettrici_30.jpg

677 ms

valid-xhtml11.png

valid-xhtml11.png

907 ms

vcss_1.jpg

vcss_1.jpg

759 ms

certificazione_impianti_elettrici_40.png

certificazione_impianti_elettrici_40.png

751 ms

Tenderness-webfont.woff

Tenderness-webfont.woff

892 ms

__utm.gif

__utm.gif

12 ms

Accessibility Review

htcertificazioni.it accessibility score

66

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.

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

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

htcertificazioni.it best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Page has valid source maps

SEO Factors

htcertificazioni.it SEO score

98

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

    N/A

  • Encoding

    UTF-8

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

htcertificazioni.it

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