18.3 sec in total
1.2 sec
16.7 sec
373 ms
Click here to check amazing Czn content for China. Otherwise, check out these important facts you probably never knew about czn.com.cn
中关村商情网是优秀的IT资讯与商业门户,包括科技新闻,硬件资讯,下载,手机,评测等30个大型频道,每天发布大量各类产品促销信息及文章专题 ,是IT行业的厂商,经销商,IT产品,解决方案的互动平台
Visit czn.com.cnWe analyzed Czn.com.cn page load time and found that the first response time was 1.2 sec and then it took 17.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
czn.com.cn performance score
name
value
score
weighting
Value2.4 s
70/100
10%
Value8.9 s
1/100
25%
Value22.6 s
0/100
10%
Value0 ms
100/100
30%
Value0.08
94/100
15%
Value2.4 s
98/100
10%
1183 ms
8849 ms
2114 ms
2134 ms
1205 ms
Our browser made a total of 64 requests to load all elements on the main page. We found that 80% of them (51 requests) were addressed to the original Czn.com.cn, 11% (7 requests) were made to Bbs.czn.com.cn and 2% (1 request) were made to S84.cnzz.com. The less responsive or slowest element that took the longest time to load (8.8 sec) belongs to the original domain Czn.com.cn.
Page size can be reduced by 358.0 kB (39%)
925.3 kB
567.3 kB
In fact, the total size of Czn.com.cn main page is 925.3 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 571.0 kB which makes up the majority of the site volume.
Potential reduce by 107.5 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 107.5 kB or 81% of the original size.
Potential reduce by 83.7 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, Czn needs image optimization as it can save up to 83.7 kB or 15% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 101.5 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 101.5 kB or 73% of the original size.
Potential reduce by 65.2 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. Czn.com.cn needs all CSS files to be minified and compressed as it can save up to 65.2 kB or 79% of the original size.
Number of requests can be reduced by 23 (38%)
61
38
The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Czn. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
czn.com.cn
1183 ms
www.czn.com.cn
8849 ms
style_15_common.css
2114 ms
common.js
2134 ms
portal.js
1205 ms
logging.js
606 ms
comiis.js
321 ms
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3532 ms
background.png
302 ms
comiis_bodybg.jpg
1512 ms
comiis_logo.gif
641 ms
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px.png
612 ms
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newarow.gif
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pn.png
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nv.png
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qmenu.png
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nv_a.png
2706 ms
mu_bg.png
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search.png
3716 ms
common_extra.js
4893 ms
comiis_qhbg.gif
2987 ms
comiis_ico03.gif
3761 ms
dot.gif
3023 ms
comiis_ico01.png
3287 ms
comiis_bg01.gif
3060 ms
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1984 ms
comiis_bg03.png
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comiis_ico02.png
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comiis_tbg.png
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thead.png
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title.png
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security.png
3328 ms
stat.php
1393 ms
foot_wljc.gif
3901 ms
foot_beian.gif
3425 ms
discuz_tips.js
459 ms
foot_jubao.gif
3502 ms
foot_110.gif
3569 ms
stat.htm
167 ms
core.php
1410 ms
9.gif
1419 ms
app.gif
2574 ms
czn.com.cn accessibility score
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
Heading elements are not in a sequentially-descending order
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>).
czn.com.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Serves images with low resolution
General
Impact
Issue
Browser errors were logged to the console
czn.com.cn 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
ZH
N/A
GBK
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Czn.com.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 Czn.com.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.
czn.com.cn
Open Graph description is not detected on the main page of Czn. 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: