Access aristonheating.it. Ariston Italia: prodotti per il riscaldamento di acqua e ambienti

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

20/100

10%

LCP (Largest Contentful Paint)

Value4.2 s

44/100

25%

SI (Speed Index)

Value4.2 s

78/100

10%

TBT (Total Blocking Time)

Value180 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

1039 ms

uc.js

29 ms

vendors.css

72 ms

main.css

122 ms

all.css

50 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Aristonheating.it, 21% (3 requests) were made to Ariston.com and 14% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1 sec) relates to the external source Ariston.com.

Content Size

574.8 kB

After Optimization

140.3 kB

In fact, the total size of Aristonheating.it main page is 574.8 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 497.6 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 425.2 kB

Original 497.6 kB
After minification 497.5 kB
After compression 72.4 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 425.2 kB or 85% of the original size.

JavaScript Optimization

-17%

Potential reduce by 9.3 kB

Original 55.6 kB
After minification 55.6 kB
After compression 46.3 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 9.3 kB or 17% of the original size.

CSS Optimization

-0%

Potential reduce by 0 B

Original 21.7 kB
After minification 21.7 kB
After compression 21.7 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. Aristonheating.it has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 13 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ariston Heating. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

High

[aria-hidden="true"] elements contain focusable descendents

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.

High

Buttons do not have an accessible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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

High

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

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

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 Aristonheating.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 Aristonheating.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

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