8.1 sec in total
2.8 sec
5.1 sec
135 ms
Welcome to centadata.com homepage info - get ready to check Centadata best content for Hong Kong right away, or after learning these important things about centadata.com
中原地產提供最全面的香港樓市成交紀錄,覆蓋香港各區屋苑的租賃及買賣成交記錄,助你全面掌握樓盤成交動態,了解樓價走勢。
Visit centadata.comWe analyzed Centadata.com page load time and found that the first response time was 2.8 sec and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
centadata.com performance score
name
value
score
weighting
Value8.1 s
0/100
10%
Value29.3 s
0/100
25%
Value20.7 s
0/100
10%
Value7,350 ms
0/100
30%
Value0.175
69/100
15%
Value35.3 s
0/100
10%
2806 ms
733 ms
494 ms
505 ms
1264 ms
Our browser made a total of 28 requests to load all elements on the main page. We found that 75% of them (21 requests) were addressed to the original Centadata.com, 7% (2 requests) were made to Www1.centadata.com and 7% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Centadata.com.
Page size can be reduced by 294.3 kB (54%)
547.5 kB
253.2 kB
In fact, the total size of Centadata.com main page is 547.5 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. Images take 204.9 kB which makes up the majority of the site volume.
Potential reduce by 123.4 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 123.4 kB or 81% of the original size.
Potential reduce by 43.8 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, Centadata needs image optimization as it can save up to 43.8 kB or 21% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 91.5 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 91.5 kB or 61% of the original size.
Potential reduce by 35.5 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. Centadata.com needs all CSS files to be minified and compressed as it can save up to 35.5 kB or 89% of the original size.
Number of requests can be reduced by 12 (44%)
27
15
The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centadata. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.
centadata.com
2806 ms
pcssmain1.css
733 ms
pjsmain.js
494 ms
tabber-minimized.js
505 ms
jquery-1.8.3.min.js
1264 ms
cheader1.js
733 ms
createbanner.aspx
2176 ms
h.js
863 ms
csearchmod2.js
246 ms
tonewversion_bn.gif
246 ms
2269.jpg
1828 ms
bannerhomefix.jpg
724 ms
icon_attention_3.png
246 ms
banner_jumptonewversion_tc.jpg
509 ms
latesttran.gif
254 ms
boundary.gif
243 ms
scopelist.gif
482 ms
ccli.png
484 ms
Estate360_1.jpg
485 ms
new.gif
506 ms
cpnvideoicon.gif
726 ms
hm.gif
435 ms
toadvc.gif
727 ms
bubble_base.jpg
487 ms
drop_down_base.jpg
256 ms
btn_submit_red.jpg
505 ms
ga.js
8 ms
__utm.gif
14 ms
centadata.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
button, link, and menuitem elements do not have accessible names.
[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
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
centadata.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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
centadata.com SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
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
Document doesn't have a valid hreflang
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
JA
N/A
BIG5
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centadata.com can be misinterpreted by Google and other search engines. Our service has detected that Japanese 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 Centadata.com main page’s claimed encoding is big5. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
centadata.com
Open Graph description is not detected on the main page of Centadata. 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: