Access postcodetrust.org.uk. Postcode Trust

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

78/100

25%

SI (Speed Index)

Value4.4 s

73/100

10%

TBT (Total Blocking Time)

Value600 ms

50/100

30%

CLS (Cumulative Layout Shift)

Value0.069

96/100

15%

TTI (Time to Interactive)

Value10.0 s

26/100

10%

postcodetrust.org.uk

170 ms

www.postcodetrust.org.uk

292 ms

main.d41e11d779978e2b8a93.css

142 ms

website-settings

220 ms

main.d41e11d779978e2b8a93.js

409 ms

Our browser made a total of 20 requests to load all elements on the main page. We found that 70% of them (14 requests) were addressed to the original Postcodetrust.org.uk, 15% (3 requests) were made to Cdn-ukwest.onetrust.com and 5% (1 request) were made to Cdn.userway.org. The less responsive or slowest element that took the longest time to load (548 ms) belongs to the original domain Postcodetrust.org.uk.

Content Size

991.7 kB

After Optimization

696.3 kB

In fact, the total size of Postcodetrust.org.uk main page is 991.7 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. 25% of websites need less resources to load. Images take 810.8 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 12.5 kB

Original 16.3 kB
After minification 13.1 kB
After compression 3.8 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 3.2 kB, which is 19% 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 12.5 kB or 76% of the original size.

Image Optimization

-30%

Potential reduce by 247.2 kB

Original 810.8 kB
After minification 563.6 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, Postcode Trust needs image optimization as it can save up to 247.2 kB or 30% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-17%

Potential reduce by 16.0 kB

Original 93.9 kB
After minification 93.9 kB
After compression 77.9 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 16.0 kB or 17% of the original size.

CSS Optimization

-28%

Potential reduce by 19.8 kB

Original 70.7 kB
After minification 70.7 kB
After compression 51.0 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. Postcodetrust.org.uk needs all CSS files to be minified and compressed as it can save up to 19.8 kB or 28% of the original size.

Requests Now

After Optimization

The browser has sent 16 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Postcode Trust. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and as a result speed up the page load time.