Access cs4uk.com. Home Page

name

value

score

weighting

FCP (First Contentful Paint)

Value5.7 s

5/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value540 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.28

43/100

15%

TTI (Time to Interactive)

Value17.2 s

4/100

10%

www.cs4uk.com

905 ms

gtm.js

69 ms

bootstrap.min.css

43 ms

aspidistra-bootstrap-migrate.min.css

407 ms

owl.carousel.min.css

440 ms

Our browser made a total of 80 requests to load all elements on the main page. We found that 8% of them (6 requests) were addressed to the original Cs4uk.com, 34% (27 requests) were made to Shopfront-15a42.kxcdn.com and 28% (22 requests) were made to Cs4uk-15a42.kxcdn.com. The less responsive or slowest element that took the longest time to load (2.3 sec) relates to the external source Cs4uk-15a42.kxcdn.com.

Content Size

1.1 MB

After Optimization

732.6 kB

In fact, the total size of Cs4uk.com 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. Images take 438.8 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 202.1 kB

Original 241.8 kB
After minification 198.5 kB
After compression 39.8 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 43.3 kB, which is 18% 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 202.1 kB or 84% of the original size.

Image Optimization

-25%

Potential reduce by 109.9 kB

Original 438.8 kB
After minification 328.9 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. Obviously, CS4UK needs image optimization as it can save up to 109.9 kB or 25% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-23%

Potential reduce by 69.6 kB

Original 306.7 kB
After minification 306.7 kB
After compression 237.0 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 69.6 kB or 23% of the original size.

CSS Optimization

-19%

Potential reduce by 30.5 kB

Original 157.4 kB
After minification 157.4 kB
After compression 126.8 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. Cs4uk.com needs all CSS files to be minified and compressed as it can save up to 30.5 kB or 19% of the original size.

Requests Now

After Optimization

The browser has sent 69 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CS4UK. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 37 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.