Tools & Wizards About Us
attestazione.net screenshot

Report Summary

  • 29

    Performance

    Renders faster than
    49% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 85

    SEO

    Google-friendlier than
    55% of websites

attestazione.net

ATTESTAZIONE SOA Certificazione per Appalti Pubblici

Page Load Speed

11.9 sec in total

First Response

3.5 sec

Resources Loaded

7.9 sec

Page Rendered

485 ms

attestazione.net screenshot

About Website

Welcome to attestazione.net homepage info - get ready to check ATTESTAZIONE best content for Italy right away, or after learning these important things about attestazione.net

ATTESTAZIONE SOA Attestazione.net - Tutte le risorse sulla Certificazione SOA per gli appalti di lavori pubblici: attestazione, soa, attestazione soa, certificato soa, certificazione soa, revisione tr...

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Key Findings

We analyzed Attestazione.net page load time and found that the first response time was 3.5 sec and then it took 8.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

attestazione.net performance score

29

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value24.1 s

0/100

25%

SI (Speed Index)

Value14.1 s

1/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value14.8 s

8/100

10%

Network Requests Diagram

attestazione.net

3468 ms

css

888 ms

modernizr

880 ms

8097bbc0ee.js

91 ms

cookieconsent.min.css

59 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 38% of them (12 requests) were addressed to the original Attestazione.net, 13% (4 requests) were made to Use.fontawesome.com and 9% (3 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Attestazione.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 158.1 kB (5%)

Content Size

3.1 MB

After Optimization

3.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Attestazione.net main page is 3.1 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. 45% of websites need less resources to load. Images take 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 106.3 kB

  • Original 120.9 kB
  • After minification 76.0 kB
  • After compression 14.6 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. This page needs HTML code to be minified as it can gain 44.8 kB, which is 37% 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 106.3 kB or 88% of the original size.

Image Optimization

-2%

Potential reduce by 50.3 kB

  • Original 2.5 MB
  • After minification 2.5 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. ATTESTAZIONE images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.4 kB

  • Original 487.4 kB
  • After minification 487.4 kB
  • After compression 486.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-1%

Potential reduce by 62 B

  • Original 7.0 kB
  • After minification 7.0 kB
  • After compression 6.9 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. Attestazione.net has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 15 (50%)

Requests Now

30

After Optimization

15

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ATTESTAZIONE. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

attestazione.net

attestazione.net

3468 ms

css

css

888 ms

modernizr

modernizr

880 ms

8097bbc0ee.js

8097bbc0ee.js

91 ms

cookieconsent.min.css

cookieconsent.min.css

59 ms

cookieconsent.min.js

cookieconsent.min.js

71 ms

show_ads.js

show_ads.js

69 ms

jquery-3.2.1.min.js

jquery-3.2.1.min.js

23 ms

bootstrap.min.js

bootstrap.min.js

33 ms

main

main

570 ms

jqueryval

jqueryval

1616 ms

api.js

api.js

61 ms

8097bbc0ee.css

8097bbc0ee.css

76 ms

font-awesome-css.min.css

font-awesome-css.min.css

11 ms

attestazione_logo.png

attestazione_logo.png

1880 ms

attesta.gif

attesta.gif

3315 ms

lauren-mancke-60627.jpg

lauren-mancke-60627.jpg

3069 ms

search.svg

search.svg

2475 ms

list.svg

list.svg

2539 ms

point.svg

point.svg

2940 ms

LogoAttesta_265x116.gif

LogoAttesta_265x116.gif

3132 ms

adsbygoogle.js

adsbygoogle.js

125 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

22 ms

show_ads_impl.js

show_ads_impl.js

386 ms

zrt_lookup.html

zrt_lookup.html

22 ms

ads

ads

326 ms

recaptcha__en.js

recaptcha__en.js

89 ms

analytics.js

analytics.js

88 ms

ads

ads

354 ms

collect

collect

56 ms

collect

collect

27 ms

ga-audiences

ga-audiences

15 ms

Accessibility Review

attestazione.net accessibility score

72

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 have valid values

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

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

attestazione.net best practices score

58

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

High

Browser errors were logged to the console

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

attestazione.net SEO score

85

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

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

    IT

  • Encoding

    UTF-8

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

attestazione.net

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