Access century21-kln.com. 世紀21中華物業有限公司

century21-kln.com screenshot

5

Performance

Renders faster than
21% of other websites
47

Accessibility

Visual factors better than
that of 20% of websites
42

Best Practices

More advanced features
available than in
19% of websites
50

SEO

Google-friendlier than
19% of websites

First Response

456 ms

Resources Loaded

23.1 sec

Page Rendered

233 ms

century21-kln.com screenshot

About Website

Welcome to century21-kln.com homepage info - get ready to check Century 21 Kln best content right away, or after learning these important things about century21-kln.com

世紀21中華物業有限公司，提供尖沙咀、大角咀、西九龍、土瓜灣區等地產代理服務。

Visit century21-kln.com

Key Findings

We analyzed Century21-kln.com page load time and found that the first response time was 456 ms and then it took 23.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

name

value

score

weighting

FCP (First Contentful Paint)

Value9.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.9 s

0/100

25%

SI (Speed Index)

Value19.1 s

0/100

10%

TBT (Total Blocking Time)

Value5,450 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.338

33/100

15%

TTI (Time to Interactive)

Value41.3 s

0/100

10%

century21-kln.com

456 ms

century21-kln.com

1395 ms

style.css

651 ms

menu.css

655 ms

prototype.js

1310 ms

Our browser made a total of 207 requests to load all elements on the main page. We found that 83% of them (171 requests) were addressed to the original Century21-kln.com, 8% (16 requests) were made to Youtube.com and 4% (8 requests) were made to Jnn-pa.googleapis.com. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Adobe.com.

Content Size

4.1 MB

After Optimization

3.5 MB

In fact, the total size of Century21-kln.com main page is 4.1 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. Only a small number of websites need less resources to load. Images take 3.0 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 58.8 kB

Original 68.1 kB
After minification 52.8 kB
After compression 9.2 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 15.3 kB, which is 22% 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 58.8 kB or 86% of the original size.

Image Optimization

-2%

Potential reduce by 46.9 kB

Original 3.0 MB
After minification 2.9 MB

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. Century 21 Kln images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 508.6 kB

Original 929.0 kB
After minification 721.2 kB
After compression 420.4 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 508.6 kB or 55% of the original size.

CSS Optimization

-9%

Potential reduce by 11.9 kB

Original 131.7 kB
After minification 128.5 kB
After compression 119.8 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. Century21-kln.com has all CSS files already compressed.

Requests Now

201

After Optimization

165

The browser has sent 201 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Century 21 Kln. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

High

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

High

Document uses plugins

Language and Encoding

Language Detected

ZH
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Century21-kln.com can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Century21-kln.com main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

century21-kln.com

Open Graph data is detected on the main page of Century 21 Kln. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: