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name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value25.2 s

0/100

25%

SI (Speed Index)

Value8.3 s

19/100

10%

TBT (Total Blocking Time)

Value1,630 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value17.1 s

4/100

10%

elcomelswitch.com

362 ms

www.elcomelswitch.com

446 ms

logo_elcom.jpg

244 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that all of those requests were addressed to Elcomelswitch.com and no external sources were called. The less responsive or slowest element that took the longest time to load (446 ms) belongs to the original domain Elcomelswitch.com.

Content Size

35.6 kB

After Optimization

34.5 kB

In fact, the total size of Elcomelswitch.com main page is 35.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 33.5 kB which makes up the majority of the site volume.

HTML Optimization

-54%

Potential reduce by 1.2 kB

Original 2.2 kB
After minification 2.1 kB
After compression 984 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 1.2 kB or 54% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

Original 33.5 kB
After minification 33.5 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. Elcom Elswitch images are well optimized though.

Requests Now

After Optimization

The browser has sent 1 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Elcom Elswitch. According to our analytics all requests are already optimized.

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

<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

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 interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Image elements do not have [alt] attributes

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 Elcomelswitch.com 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 Elcomelswitch.com 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

elcomelswitch.com

Open Graph description is not detected on the main page of Elcom Elswitch. 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: