Tools & Wizards About Us
isucentrostudi.it screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

isucentrostudi.it

ISU Centro Studi | Preparazioni e Corsi di Diploma in tutta Italia

Page Load Speed

9.6 sec in total

First Response

1.1 sec

Resources Loaded

7.7 sec

Page Rendered

781 ms

isucentrostudi.it screenshot

About Website

Welcome to isucentrostudi.it homepage info - get ready to check ISU Centro Studi best content right away, or after learning these important things about isucentrostudi.it

Il sito ufficiale di ISU centro studi: ottieni il massimo dalla tua formazione! Prenota un corso di diploma online o in sede.

Visit isucentrostudi.it

Key Findings

We analyzed Isucentrostudi.it page load time and found that the first response time was 1.1 sec and then it took 8.5 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

isucentrostudi.it performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value9.2 s

1/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value1,900 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value22.2 s

1/100

10%

Network Requests Diagram

www.isucentrostudi.it

1081 ms

shareaholic.js

88 ms

wp-emoji-release.min.js

175 ms

ticker-style.css

201 ms

dashicons.min.css

303 ms

Our browser made a total of 181 requests to load all elements on the main page. We found that 47% of them (85 requests) were addressed to the original Isucentrostudi.it, 11% (20 requests) were made to Static.xx.fbcdn.net and 5% (9 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Isucentrostudi.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.9 MB (54%)

Content Size

3.5 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Isucentrostudi.it main page is 3.5 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Javascripts take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 252.4 kB

  • Original 285.4 kB
  • After minification 282.3 kB
  • After compression 33.0 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 252.4 kB or 88% of the original size.

Image Optimization

-4%

Potential reduce by 48.6 kB

  • Original 1.1 MB
  • After minification 1.1 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. ISU Centro Studi images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 1.0 MB

  • Original 1.4 MB
  • After minification 1.4 MB
  • After compression 402.6 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 1.0 MB or 71% of the original size.

CSS Optimization

-86%

Potential reduce by 615.3 kB

  • Original 711.7 kB
  • After minification 562.5 kB
  • After compression 96.4 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. Isucentrostudi.it needs all CSS files to be minified and compressed as it can save up to 615.3 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 109 (67%)

Requests Now

163

After Optimization

54

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 163 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ISU Centro Studi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 57 to 1 for JavaScripts and from 28 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

www.isucentrostudi.it

www.isucentrostudi.it

1081 ms

shareaholic.js

shareaholic.js

88 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

175 ms

ticker-style.css

ticker-style.css

201 ms

dashicons.min.css

dashicons.min.css

303 ms

thickbox.css

thickbox.css

203 ms

front.css

front.css

215 ms

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css

61 ms

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218 ms

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275 ms

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298 ms

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46 ms

plugin.css

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627 ms

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646 ms

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40 ms

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167 ms

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169 ms

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169 ms

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167 ms

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167 ms

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469 ms

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61 ms

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112 ms

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Accessibility Review

isucentrostudi.it accessibility score

89

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

isucentrostudi.it best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

isucentrostudi.it SEO score

86

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 Isucentrostudi.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 Isucentrostudi.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

isucentrostudi.it

Open Graph data is detected on the main page of ISU Centro Studi. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: