36.4 sec in total
6 sec
29.2 sec
1.2 sec
Click here to check amazing Kenna content. Otherwise, check out these important facts you probably never knew about kenna.cn
阿里巴巴(1688.com)是全球企业间(B2B)电子商务的著名品牌,为数千万网商提供海量商机信息和便捷安全的在线交易市场,也是商人们以商会友、真实互动的社区平台。目前1688.com已覆盖原材料、工业品、服装服饰、家居百货、小商品等12个行业大类,提供从原料--生产--加工--现货等一系列的供应产品和服务
Visit kenna.cnWe analyzed Kenna.cn page load time and found that the first response time was 6 sec and then it took 30.4 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.
kenna.cn performance score
name
value
score
weighting
Value8.2 s
0/100
10%
Value8.4 s
2/100
25%
Value11.4 s
5/100
10%
Value1,500 ms
14/100
30%
Value0
100/100
15%
Value20.3 s
2/100
10%
6015 ms
413 ms
1079 ms
4087 ms
1098 ms
Our browser made a total of 142 requests to load all elements on the main page. We found that 3% of them (4 requests) were addressed to the original Kenna.cn, 24% (34 requests) were made to Cbu01.alicdn.com and 20% (28 requests) were made to Assets.1688.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source I02.c.aliimg.com.
Page size can be reduced by 690.1 kB (32%)
2.1 MB
1.4 MB
In fact, the total size of Kenna.cn main page is 2.1 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. 45% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 329.0 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 73.5 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 329.0 kB or 90% of the original size.
Potential reduce by 82.2 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. Kenna images are well optimized though.
Potential reduce by 140.8 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 140.8 kB or 65% of the original size.
Potential reduce by 138.2 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. Kenna.cn needs all CSS files to be minified and compressed as it can save up to 138.2 kB or 86% of the original size.
Number of requests can be reduced by 63 (52%)
121
58
The browser has sent 121 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kenna. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
kenna.cn
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kenna.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.
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
<frame> or <iframe> elements do not have a title
Form elements do not have associated labels
Links do not have a discernible name
kenna.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
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
kenna.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
ZH
ZH
GBK
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Kenna.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Kenna.cn main page’s claimed encoding is gbk. 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.
kenna.cn
Open Graph description is not detected on the main page of Kenna. 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: