11.2 sec in total
2.2 sec
8.8 sec
191 ms
Visit cnafw.com.cn now to see the best up-to-date Cn Afw content and also check out these interesting facts you probably never knew about cnafw.com.cn
安防商务www.anfangsw.com安防网www.cnafw.com.cn是国内专业的安防用品综合信息发布平台,主要包括:监控设备 数字视频 门禁 考勤 报警防盗 楼宇对讲 安防软件 智能交通 消防设备 作业保护设备产品等信息,提供安防相关产品批发、代理、电子商务等服务信息,为安防监控企业建立最好网上的销售平台。
Visit cnafw.com.cnWe analyzed Cnafw.com.cn page load time and found that the first response time was 2.2 sec and then it took 9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster. This domain responded with an error, which can significantly jeopardize Cnafw.com.cn rating and web reputation
cnafw.com.cn performance score
name
value
score
weighting
Value1.6 s
95/100
10%
Value3.8 s
55/100
25%
Value6.3 s
42/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value5.9 s
65/100
10%
2188 ms
298 ms
593 ms
1187 ms
599 ms
Our browser made a total of 44 requests to load all elements on the main page. We found that 70% of them (31 requests) were addressed to the original Cnafw.com.cn, 27% (12 requests) were made to Static.fsung.cn and 2% (1 request) were made to M.fsung.cn. The less responsive or slowest element that took the longest time to load (2.5 sec) relates to the external source Static.fsung.cn.
Page size can be reduced by 179.8 kB (43%)
421.7 kB
242.0 kB
In fact, the total size of Cnafw.com.cn main page is 421.7 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. 20% of websites need less resources to load. Images take 210.6 kB which makes up the majority of the site volume.
Potential reduce by 63.4 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. This page needs HTML code to be minified as it can gain 22.4 kB, which is 32% 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 63.4 kB or 90% of the original size.
Potential reduce by 25.4 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, Cn Afw needs image optimization as it can save up to 25.4 kB or 12% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 80.7 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 80.7 kB or 64% of the original size.
Potential reduce by 10.3 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. Cnafw.com.cn needs all CSS files to be minified and compressed as it can save up to 10.3 kB or 75% of the original size.
Number of requests can be reduced by 14 (38%)
37
23
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cn Afw. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.
cnafw.com.cn
2188 ms
style.css
298 ms
jbox.css
593 ms
jquery-1.7.2.min.js
1187 ms
common.js
599 ms
search_form_under.js
599 ms
home_banner_top.js
602 ms
home_top_left.js
603 ms
home_news_top.js
884 ms
duilian_left.js
889 ms
duilian_rihgt.js
890 ms
jquery.jBox-2.3.min.js
899 ms
fsung_icon.jpg
2083 ms
tip3.png
297 ms
logo.gif
297 ms
tip4.png
297 ms
715021452758269.jpg
297 ms
686912012117104516.jpg
302 ms
701101408461971.jpg
1204 ms
6657420111116102242.jpg
590 ms
700651407981036.jpg
888 ms
703061404272689.jpg
887 ms
681032012816234145.jpg
592 ms
search_form_under.js
2463 ms
1439288259.gif
370 ms
home_banner_top.js
726 ms
1456580847.gif
1105 ms
home_top_left.js
373 ms
liIcon.png
299 ms
1407381688.gif
655 ms
home_news_top.js
682 ms
715021452758269.jpg
300 ms
tip5.png
301 ms
coverage.png
301 ms
6657420111116102242.jpg
301 ms
681032012816234145.jpg
306 ms
tops.png
307 ms
1449127310.gif
712 ms
duilian_left.js
389 ms
nopic.gif
298 ms
duilian_rihgt.js
323 ms
closed2.gif
303 ms
1407319900.gif
696 ms
1407319930.gif
351 ms
cnafw.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
Form elements do not have associated labels
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
cnafw.com.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
cnafw.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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cnafw.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 Cnafw.com.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.
cnafw.com.cn
Open Graph description is not detected on the main page of Cn Afw. 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: