Access execed.imperial.ac.uk. Executive Education Courses

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)

Value12.8 s

2/100

10%

TBT (Total Blocking Time)

Value6,100 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.046

99/100

15%

TTI (Time to Interactive)

Value24.0 s

1/100

10%

execed.imperial.ac.uk

517 ms

988 ms

gtm.js

136 ms

css_zMoFz0Yne-Mcw-X2bTmHVTwhyfMNp2ZWzD6gKXdwWNE.css

233 ms

css_x4JYFIQFIhADsIMxjMcW3c3Hq0JnPd5OovCbzDl5ONM.css

280 ms

Our browser made a total of 132 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Execed.imperial.ac.uk, 20% (27 requests) were made to Imperial.ac.uk and 6% (8 requests) were made to C1.adform.net. The less responsive or slowest element that took the longest time to load (3.7 sec) relates to the external source Imperial.ac.uk.

Content Size

568.9 kB

After Optimization

372.5 kB

In fact, the total size of Execed.imperial.ac.uk main page is 568.9 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. HTML takes 206.5 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 169.3 kB

Original 206.5 kB
After minification 171.2 kB
After compression 37.2 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 35.2 kB, which is 17% 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 169.3 kB or 82% of the original size.

Image Optimization

-4%

Potential reduce by 5.8 kB

Original 164.2 kB
After minification 158.4 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. Execed Imperial images are well optimized though.

JavaScript Optimization

-7%

Potential reduce by 10.2 kB

Original 144.3 kB
After minification 144.3 kB
After compression 134.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-20%

Potential reduce by 11.1 kB

Original 53.9 kB
After minification 53.9 kB
After compression 42.9 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. Execed.imperial.ac.uk needs all CSS files to be minified and compressed as it can save up to 11.1 kB or 20% of the original size.

Requests Now

112

After Optimization

The browser has sent 112 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Execed Imperial. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 45 to 1 for JavaScripts and as a result speed up the page load time.