Access 3daudio.it. 3D Audio - Hi-Fi Napoli negozio prodotti alta fedeltà online stereofonia

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value21.9 s

0/100

25%

SI (Speed Index)

Value24.4 s

0/100

10%

TBT (Total Blocking Time)

Value3,360 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.421

23/100

15%

TTI (Time to Interactive)

Value25.9 s

0/100

10%

3daudio.it

412 ms

www.3daudio.it

419 ms

mask.htm

109 ms

www.3daudio.eu

1068 ms

default.css

121 ms

Our browser made a total of 114 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original 3daudio.it, 96% (110 requests) were made to 3daudio.eu and 1% (1 request) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source 3daudio.eu.

Content Size

1.1 MB

After Optimization

585.4 kB

In fact, the total size of 3daudio.it main page is 1.1 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. 40% of websites need less resources to load. Javascripts take 609.9 kB which makes up the majority of the site volume.

HTML Optimization

-45%

Potential reduce by 133 B

Original 295 B
After minification 272 B
After compression 162 B

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 133 B or 45% of the original size.

Image Optimization

-2%

Potential reduce by 9.8 kB

Original 399.6 kB
After minification 389.8 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. 3D Audio images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 424.5 kB

Original 609.9 kB
After minification 598.1 kB
After compression 185.4 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 424.5 kB or 70% of the original size.

CSS Optimization

-87%

Potential reduce by 66.3 kB

Original 76.4 kB
After minification 58.7 kB
After compression 10.1 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. 3daudio.it needs all CSS files to be minified and compressed as it can save up to 66.3 kB or 87% of the original size.

Requests Now

111

After Optimization

The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 3D Audio. 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 from 8 to 1 for CSS 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

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

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

[id] attributes on active, focusable elements are not unique

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

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

N/A
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise 3daudio.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 3daudio.it main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

3daudio.it

Open Graph description is not detected on the main page of 3D Audio. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

3D Audio - Hi-Fi Napoli negozio prodotti alta fedeltà online stereofonia

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

3daudio.it

www.3daudio.it

mask.htm

www.3daudio.eu

default.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

3daudio.it

www.3daudio.it

mask.htm

www.3daudio.eu

default.css

modal.css

camera.css

css

mootools-core.js

core.js

caption.js

mootools-more.js

modal.js

jquery.min.js

jquery.easing.1.3.js

jquery.mobile.customized.min.js

camera.min.js

system.css

general.css

template.css

jquery.js

script.js

EUCookieDirective.js

system.css

Bottom_texture.jpg

Middle_texture.jpg

sheet_b.png

sheet_t.png

sheet.png

header.jpg

header-object.png

nav.png

menuseparator.png

menuitem.png

blockcontentbullets.png

ajax-loader.gif

button.png

separatore-o.jpg

logo-accuphase.jpg

logo-arcam.jpg

asus-logo.jpg

logo-atacama.jpg

logo-audia-flight.jpg