Access 21online.com. Welcome to 21Online

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value26.4 s

0/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value4,590 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value25.0 s

0/100

10%

21online.com

66 ms

www.21online.com

69 ms

index.php

29 ms

21Online

106 ms

bootstrap.min.css

249 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 10% of them (3 requests) were addressed to the original 21online.com, 70% (21 requests) were made to Solo.realogyfg.com and 13% (4 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (406 ms) relates to the external source Solo.realogyfg.com.

Content Size

528.7 kB

After Optimization

136.8 kB

In fact, the total size of 21online.com main page is 528.7 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. 15% of websites need less resources to load. CSS take 283.1 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 7.8 kB

Original 9.8 kB
After minification 5.9 kB
After compression 2.0 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 3.8 kB, which is 39% 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 7.8 kB or 80% of the original size.

Image Optimization

-64%

Potential reduce by 20.5 kB

Original 31.9 kB
After minification 11.4 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. Obviously, 21Online needs image optimization as it can save up to 20.5 kB or 64% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-62%

Potential reduce by 126.5 kB

Original 203.9 kB
After minification 169.5 kB
After compression 77.4 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 126.5 kB or 62% of the original size.

CSS Optimization

-84%

Potential reduce by 237.1 kB

Original 283.1 kB
After minification 240.7 kB
After compression 46.0 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. 21online.com needs all CSS files to be minified and compressed as it can save up to 237.1 kB or 84% of the original size.

Requests Now

After Optimization

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 21Online. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.