Report Summary

  • 38

    Performance

    Renders faster than
    58% of other websites

  • 61

    Accessibility

    Visual factors better than
    that of 27% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

proveinvalsi.net

Prove invalsi per la scuola primaria secondaria e l'esame di stato

Page Load Speed

2.2 sec in total

First Response

340 ms

Resources Loaded

1.5 sec

Page Rendered

343 ms

proveinvalsi.net screenshot

About Website

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

Il più completo archivio di test Invalsi on line con autocorrezione, disponibili per italiano, matematica ed ora anche inglese.

Visit proveinvalsi.net

Key Findings

We analyzed Proveinvalsi.net page load time and found that the first response time was 340 ms and then it took 1.8 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

proveinvalsi.net performance score

38

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value3.7 s

58/100

25%

SI (Speed Index)

Value8.4 s

18/100

10%

TBT (Total Blocking Time)

Value2,790 ms

3/100

30%

CLS (Cumulative Layout Shift)

Value0.03

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

proveinvalsi.net

340 ms

www.proveinvalsi.net

489 ms

bootstrap.css

226 ms

stili-custom.css

211 ms

modernizr.custom.js

212 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 52% of them (13 requests) were addressed to the original Proveinvalsi.net, 8% (2 requests) were made to Google-analytics.com and 8% (2 requests) were made to Cdn.krxd.net. The less responsive or slowest element that took the longest time to load (489 ms) belongs to the original domain Proveinvalsi.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 364.9 kB (66%)

Content Size

553.0 kB

After Optimization

188.1 kB

In fact, the total size of Proveinvalsi.net main page is 553.0 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. 35% of websites need less resources to load. Javascripts take 320.2 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 24.3 kB

  • Original 32.4 kB
  • After minification 31.6 kB
  • After compression 8.1 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 24.3 kB or 75% of the original size.

Image Optimization

-13%

Potential reduce by 7.8 kB

  • Original 58.7 kB
  • After minification 50.9 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, Prove Invalsi needs image optimization as it can save up to 7.8 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-66%

Potential reduce by 210.5 kB

  • Original 320.2 kB
  • After minification 310.2 kB
  • After compression 109.7 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 210.5 kB or 66% of the original size.

CSS Optimization

-86%

Potential reduce by 122.2 kB

  • Original 141.6 kB
  • After minification 117.5 kB
  • After compression 19.4 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. Proveinvalsi.net needs all CSS files to be minified and compressed as it can save up to 122.2 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (52%)

Requests Now

21

After Optimization

10

The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prove Invalsi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

proveinvalsi.net accessibility score

61

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

Image elements do not have [alt] attributes

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

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

proveinvalsi.net 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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

proveinvalsi.net SEO score

83

Search Engine Optimization Advices

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 doesn't use 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 Proveinvalsi.net 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 Proveinvalsi.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

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