18 sec in total
1.2 sec
16.4 sec
367 ms
Click here to check amazing Jk content for China. Otherwise, check out these important facts you probably never knew about jk.cn
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Visit jk.cnWe analyzed Jk.cn page load time and found that the first response time was 1.2 sec and then it took 16.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
jk.cn performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value8.2 s
2/100
25%
Value10.7 s
7/100
10%
Value370 ms
71/100
30%
Value0
100/100
15%
Value9.0 s
33/100
10%
1204 ms
2969 ms
626 ms
462 ms
510 ms
Our browser made a total of 35 requests to load all elements on the main page. We found that 46% of them (16 requests) were addressed to the original Jk.cn, 54% (19 requests) were made to Static.jk.cn. The less responsive or slowest element that took the longest time to load (12.2 sec) relates to the external source Static.jk.cn.
Page size can be reduced by 183.2 kB (18%)
1.0 MB
860.1 kB
In fact, the total size of Jk.cn main page is 1.0 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. 40% of websites need less resources to load. Images take 1.0 MB which makes up the majority of the site volume.
Potential reduce by 27.2 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 14.4 kB, which is 44% 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 27.2 kB or 83% of the original size.
Potential reduce by 156.1 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, Jk needs image optimization as it can save up to 156.1 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Number of requests can be reduced by 4 (12%)
33
29
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.
jk.cn
1204 ms
www.jk.cn
2969 ms
globle.css
626 ms
jquery.bxslider.css
462 ms
jquery.js
510 ms
jquery.bxslider.js
446 ms
globle.js
754 ms
index.css
878 ms
index.js
1091 ms
pajk_beacon.js
1093 ms
T18jVvBQd_1RCvBVdK.jpg
1025 ms
logo.png
798 ms
qr_download.png
495 ms
download_android.jpg
761 ms
download_ios.jpg
462 ms
T174d_BbEv1RCvBVdK.jpg
2381 ms
T1D4D_B7xv1RCvBVdK.jpg
10644 ms
T1TlDvB_Kv1RCvBVdK.jpg
1028 ms
T1xdKTBCWQ1RCvBVdK.png
1030 ms
T158D_BQCg1RCvBVdK.png
1010 ms
T1g4D_BvV_1RCvBVdK.jpg
2207 ms
T178D_BCh_1RCvBVdK.jpg
1304 ms
T1MHY_BgAv1RCvBVdK.jpg
1382 ms
T1xHY_BvZT1RCvBVdK.jpg
1031 ms
T12HY_B4ZT1RCvBVdK.jpg
1036 ms
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1037 ms
T1S4d_B4Ag1RCvBVdK.jpg
1040 ms
T19pD_BjbT1RCvBVdK.jpg
1328 ms
T1gpZ_Bgdg1RCvBVdK.png
1899 ms
T142DTBmVT1RCvBVdK.png
1147 ms
T1_fZTB7J_1RCvBVdK.jpg
3767 ms
T1xlWTBXbj1RCvBVdK.png
12219 ms
T1HO_TB5L_1RCvBVdK
2571 ms
qr_wechat.jpg
410 ms
qr_weibo.jpg
669 ms
jk.cn 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
[role] values are not valid
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
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
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
Image elements do not have [alt] attributes
Links do not have a discernible name
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
jk.cn 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
jk.cn 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 Jk.cn 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 Jk.cn 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.
jk.cn
Open Graph description is not detected on the main page of Jk. 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: