15.2 sec in total
1.4 sec
13.5 sec
364 ms
Click here to check amazing Zhuanzhuan content for China. Otherwise, check out these important facts you probably never knew about zhuanzhuan.com
转转APP提供多品类的二手交易服务,并在国内较早创立平台验机服务——“官方验”;全国有3大质检中心,超1000名真人验机师。转转“官方验”手机会经过20道外观检测,55道功能检测,让用户放心买省心卖。
Visit zhuanzhuan.comWe analyzed Zhuanzhuan.com page load time and found that the first response time was 1.4 sec and then it took 13.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
zhuanzhuan.com performance score
name
value
score
weighting
Value7.6 s
0/100
10%
Value29.2 s
0/100
25%
Value17.0 s
0/100
10%
Value180 ms
92/100
30%
Value0.017
100/100
15%
Value19.1 s
3/100
10%
1387 ms
2418 ms
1079 ms
1124 ms
1077 ms
Our browser made a total of 65 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Zhuanzhuan.com, 25% (16 requests) were made to Wx.qlogo.cn and 17% (11 requests) were made to Img.58cdn.com.cn. The less responsive or slowest element that took the longest time to load (5.7 sec) relates to the external source Pic3.58cdn.com.cn.
Page size can be reduced by 372.2 kB (51%)
728.2 kB
356.0 kB
In fact, the total size of Zhuanzhuan.com main page is 728.2 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. 35% of websites need less resources to load. Images take 310.6 kB which makes up the majority of the site volume.
Potential reduce by 276.0 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. 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 276.0 kB or 95% of the original size.
Potential reduce by 11.3 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. Zhuanzhuan images are well optimized though.
Potential reduce by 72.2 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 72.2 kB or 65% of the original size.
Potential reduce by 12.7 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. Zhuanzhuan.com needs all CSS files to be minified and compressed as it can save up to 12.7 kB or 82% of the original size.
Number of requests can be reduced by 6 (10%)
61
55
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zhuanzhuan. 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.
zhuanzhuan.com
1387 ms
www.zhuanzhuan.com
2418 ms
zzgw.css
1079 ms
jquery-1.8.3.js
1124 ms
jquery.qrcode.min.js
1077 ms
config.js
1122 ms
zzgw.js
1122 ms
lginterface.js
1121 ms
push.js
503 ms
genqrcode
1194 ms
121-75-01.png
235 ms
zz-log.png
234 ms
zzgw.png
237 ms
weixin.png
234 ms
background-l.png
234 ms
background-r.png
235 ms
m.png
234 ms
getPcIndex
3142 ms
getJustSoldList
2702 ms
getcookies
998 ms
hm.js
1013 ms
genqrcode
965 ms
genqrcode
966 ms
getcookies
428 ms
hm.gif
342 ms
mark
1267 ms
96
551 ms
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1974 ms
zhuanzhuan.com accessibility score
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
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.
zhuanzhuan.com best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
zhuanzhuan.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
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zhuanzhuan.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 Zhuanzhuan.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.
zhuanzhuan.com
Open Graph description is not detected on the main page of Zhuanzhuan. 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: