Access contradata.net. Contradata Milano S.r.l. PC industriali, Panel PC, PC embedded e reti industriali

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value15.1 s

0/100

25%

SI (Speed Index)

Value8.5 s

18/100

10%

TBT (Total Blocking Time)

Value1,150 ms

22/100

30%

CLS (Cumulative Layout Shift)

Value0.222

56/100

15%

TTI (Time to Interactive)

Value13.8 s

10/100

10%

contradata.net

570 ms

www.contradata.net

245 ms

730 ms

css

68 ms

styles.css

451 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Contradata.net, 81% (80 requests) were made to Contradata.it and 4% (4 requests) were made to Cdn.iubenda.com. The less responsive or slowest element that took the longest time to load (1.5 sec) relates to the external source Contradata.it.

Content Size

2.4 MB

After Optimization

1.6 MB

In fact, the total size of Contradata.net main page is 2.4 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. 65% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 83.5 kB

Original 96.1 kB
After minification 73.3 kB
After compression 12.6 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 22.8 kB, which is 24% 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 83.5 kB or 87% of the original size.

Image Optimization

-12%

Potential reduce by 172.6 kB

Original 1.5 MB
After minification 1.3 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. Obviously, Contradata needs image optimization as it can save up to 172.6 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 435.9 kB

Original 645.9 kB
After minification 619.8 kB
After compression 210.1 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 435.9 kB or 67% of the original size.

CSS Optimization

-82%

Potential reduce by 160.8 kB

Original 196.5 kB
After minification 141.7 kB
After compression 35.7 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. Contradata.net needs all CSS files to be minified and compressed as it can save up to 160.8 kB or 82% of the original size.

Requests Now

After Optimization

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Contradata. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

Search Engine Optimization Advices

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

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

EN
Language Claimed

IT
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Contradata.net can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it does not match the claimed Italian language. Our system also found out that Contradata.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

contradata.net

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

Contradata Milano S.r.l. PC industriali, Panel PC, PC embedded e reti industriali - Industrial PC's, Panel PC's, Embedded PC's and netw...

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

contradata.net

www.contradata.net

css

styles.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

contradata.net

www.contradata.net

css

styles.css

tables.css

mobile-only.css

480.css

768.css

1024.css

1280.css

forum.css

perfect-scrollbar.min.css

slick.css

JCarousel.css

RichBlog.css

InstantSearch.css

MegaMenu.css

nivo-slider.css

nivo.css

Ribbons.common.css

Ribbons.css

theme.custom-1.css

jquery-3.3.1.min.js

iOS-12-array-reverse-fix.min.js

iubenda_cs.js

gtm.js

jquery.validate.min.js

jquery.validate.unobtrusive.min.js

jquery-ui.min.js

jquery-migrate-3.0.1.min.js

public.common.js

public.ajaxcart.js

InstantSearch.min.js

kendo.core.min.js

kendo.data.min.js

kendo.popup.min.js

kendo.list.min.js

kendo.autocomplete.min.js

swipeEvents.min.js

slick.min.js

analytics.js

insight.min.js

js

sevenspikes.core.min.js