53.6 sec in total
5.5 sec
46.8 sec
1.3 sec
Visit a5.cn now to see the best up-to-date A 5 content for China and also check out these interesting facts you probably never knew about a5.cn
A5交易(www.a5.cn),互联网资源交易平台,提供域名网站、新媒体、商标、网店等交易服务。
Visit a5.cnWe analyzed A5.cn page load time and found that the first response time was 5.5 sec and then it took 48.1 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. Unfortunately, there were 5 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
a5.cn performance score
name
value
score
weighting
Value4.6 s
14/100
10%
Value6.2 s
12/100
25%
Value11.4 s
5/100
10%
Value50 ms
100/100
30%
Value0
100/100
15%
Value7.7 s
46/100
10%
5492 ms
4634 ms
835 ms
988 ms
20062 ms
Our browser made a total of 61 requests to load all elements on the main page. We found that 85% of them (52 requests) were addressed to the original A5.cn, 3% (2 requests) were made to Apps.bdimg.com and 3% (2 requests) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (20.4 sec) belongs to the original domain A5.cn.
Page size can be reduced by 220.8 kB (33%)
663.1 kB
442.2 kB
In fact, the total size of A5.cn main page is 663.1 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 480.7 kB which makes up the majority of the site volume.
Potential reduce by 40.4 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. 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 40.4 kB or 80% of the original size.
Potential reduce by 83.2 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. Obviously, A 5 needs image optimization as it can save up to 83.2 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 17.0 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 17.0 kB or 62% of the original size.
Potential reduce by 80.2 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. A5.cn needs all CSS files to be minified and compressed as it can save up to 80.2 kB or 77% of the original size.
We found no issues to fix!
54
54
The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of A 5. According to our analytics all requests are already optimized.
a5.cn
5492 ms
main.css
4634 ms
qun.jpg
835 ms
qq_login.gif
988 ms
103363810056fcd25b1b913.png
20062 ms
70095432856fcd2a4ecba9.png
3440 ms
116271234756fcd72c34e55.png
4769 ms
61781249756fcd60e61ebf.png
19292 ms
90_avatar_big.jpg
2276 ms
38_avatar_big.jpg
6382 ms
15_avatar_big.jpg
3955 ms
54_avatar_big.jpg
6782 ms
04_avatar_big.jpg
11013 ms
90_avatar_big.jpg
4973 ms
19_avatar_big.jpg
5366 ms
18_avatar_big.jpg
6860 ms
17_avatar_big.jpg
8448 ms
man_middle.jpg
5346 ms
8_middle.jpg
5805 ms
1_middle.jpg
6164 ms
2_middle.jpg
7311 ms
14_middle.jpg
6581 ms
20_middle.jpg
7116 ms
12_middle.jpg
8660 ms
17_avatar_middle.jpg
7928 ms
90_avatar_middle.jpg
8102 ms
15_middle.jpg
8305 ms
10_avatar_middle.jpg
8953 ms
22_avatar_middle.jpg
8733 ms
02_avatar_middle.jpg
9733 ms
17_avatar_middle.jpg
9133 ms
11_middle.jpg
9952 ms
require.js
3937 ms
stat.php
720 ms
86x86.jpg
12135 ms
group.png
3573 ms
05_avatar_middle.jpg
9417 ms
bootstrap.min.css
20440 ms
bootstrap-switch.min.css
9286 ms
font-awesome.min.css
3173 ms
button_old_41.gif
560 ms
button_old_41.gif
265 ms
logo.png
778 ms
px.png
475 ms
pn.png
388 ms
step-a.gif
775 ms
step-b.gif
948 ms
step-c.gif
986 ms
step-d.gif
1163 ms
sprt.png
1552 ms
dot.png
4366 ms
n.jpg
3675 ms
backgrounds.32.png
10153 ms
qq-btn.png
1941 ms
stat.htm
284 ms
core.php
1337 ms
fontawesome-webfont.woff
19645 ms
jquery.min.js
19640 ms
selectize.js
19639 ms
9.gif
2046 ms
app.gif
736 ms
a5.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.
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
a5.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
Browser errors were logged to the console
Page has valid source maps
Issues were logged in the Issues panel in Chrome Devtools
a5.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
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
ZH
N/A
GBK
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise A5.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 A5.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.
a5.cn
Open Graph description is not detected on the main page of A 5. 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: