Access sou.usen.com. USEN Home TOP | 有線放送家庭用

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value3.3 s

91/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value1.8 s

100/100

10%

sou.usen.com

532 ms

sou.usen.com

728 ms

import.css

172 ms

roll_over.js

355 ms

swfobject.js

529 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that all of those requests were addressed to Sou.usen.com and no external sources were called. The less responsive or slowest element that took the longest time to load (728 ms) belongs to the original domain Sou.usen.com.

Content Size

28.1 kB

After Optimization

6.7 kB

In fact, the total size of Sou.usen.com main page is 28.1 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. CSS take 14.3 kB which makes up the majority of the site volume.

HTML Optimization

-51%

Potential reduce by 1.4 kB

Original 2.7 kB
After minification 2.5 kB
After compression 1.3 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. 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 1.4 kB or 51% of the original size.

JavaScript Optimization

-78%

Potential reduce by 8.7 kB

Original 11.1 kB
After minification 7.8 kB
After compression 2.5 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 8.7 kB or 78% of the original size.

CSS Optimization

-80%

Potential reduce by 11.4 kB

Original 14.3 kB
After minification 10.2 kB
After compression 2.9 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. Sou.usen.com needs all CSS files to be minified and compressed as it can save up to 11.4 kB or 80% of the original size.

Requests Now

After Optimization

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sou USEN. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.