11.2 sec in total
481 ms
8.7 sec
2 sec
Click here to check amazing Century 21 Hk content for Hong Kong. Otherwise, check out these important facts you probably never knew about century21-hk.com
世紀21香港 - 提供商業和住宅地產代理服務。樓盤推介,論壇及相關資訊。
Visit century21-hk.comWe analyzed Century21-hk.com page load time and found that the first response time was 481 ms and then it took 10.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
century21-hk.com performance score
name
value
score
weighting
Value6.5 s
2/100
10%
Value41.9 s
0/100
25%
Value18.3 s
0/100
10%
Value2,820 ms
3/100
30%
Value0.021
100/100
15%
Value53.6 s
0/100
10%
481 ms
1835 ms
435 ms
653 ms
657 ms
Our browser made a total of 133 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Century21-hk.com, 25% (33 requests) were made to Res.c21.hk and 12% (16 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (5.2 sec) relates to the external source Res.c21.hk.
Page size can be reduced by 862.0 kB (9%)
10.1 MB
9.2 MB
In fact, the total size of Century21-hk.com main page is 10.1 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. 85% 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. Images take 9.6 MB which makes up the majority of the site volume.
Potential reduce by 141.9 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 20% 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 141.9 kB or 83% of the original size.
Potential reduce by 715.4 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. Century 21 Hk images are well optimized though.
Potential reduce by 3.5 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. This website has mostly compressed JavaScripts.
Potential reduce by 1.2 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-hk.com needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 33% of the original size.
Number of requests can be reduced by 65 (56%)
116
51
The browser has sent 116 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Century 21 Hk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 46 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.
century21-hk.com
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www.c21.hk
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435 ms
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century21-hk.com accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not have valid values
ARIA IDs are not unique
Names and labels
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.
Impact
Issue
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
century21-hk.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Page has valid source maps
century21-hk.com SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Century21-hk.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-hk.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.
century21-hk.com
Open Graph description is not detected on the main page of Century 21 Hk. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: