52.1 sec in total
1.4 sec
49.6 sec
1.1 sec
Visit cs9an.com now to see the best up-to-date Cs 9 An content and also check out these interesting facts you probably never knew about cs9an.com
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Visit cs9an.comWe analyzed Cs9an.com page load time and found that the first response time was 1.4 sec and then it took 50.7 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 47 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
cs9an.com performance score
name
value
score
weighting
Value6.1 s
3/100
10%
Value7.4 s
4/100
25%
Value10.0 s
9/100
10%
Value170 ms
92/100
30%
Value0.055
98/100
15%
Value8.2 s
41/100
10%
1417 ms
6112 ms
1330 ms
1867 ms
2832 ms
Our browser made a total of 101 requests to load all elements on the main page. We found that 84% of them (85 requests) were addressed to the original Cs9an.com, 14% (14 requests) were made to Bdimg.share.baidu.com and 2% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Cs9an.com.
Page size can be reduced by 182.0 kB (52%)
351.8 kB
169.8 kB
In fact, the total size of Cs9an.com main page is 351.8 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. 25% of websites need less resources to load. CSS take 118.0 kB which makes up the majority of the site volume.
Potential reduce by 32.1 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 32.1 kB or 80% of the original size.
Potential reduce by 18.6 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, Cs 9 An needs image optimization as it can save up to 18.6 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 33.6 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 33.6 kB or 37% of the original size.
Potential reduce by 97.7 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. Cs9an.com needs all CSS files to be minified and compressed as it can save up to 97.7 kB or 83% of the original size.
Number of requests can be reduced by 19 (37%)
52
33
The browser has sent 52 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cs 9 An. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
cs9an.com
1417 ms
www.cs9an.com
6112 ms
top.css
1330 ms
style.css
1867 ms
jquery.js
2832 ms
index.css
2519 ms
roobox.js
1232 ms
foot.css
827 ms
banner.js
1041 ms
foot.js
1700 ms
tel.png
959 ms
f_more.jpg
479 ms
logo.png
10455 ms
nav_line1.jpg
850 ms
web.jpg
2490 ms
nav1.png
6661 ms
anli.png
20487 ms
p_about2.jpg
4143 ms
map.png
18521 ms
zuo.png
3030 ms
you.png
4408 ms
banner1.jpg
20484 ms
pic1.png
14343 ms
more1.png
10028 ms
pic2.png
12518 ms
banner2.jpg
19404 ms
pic3.png
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20485 ms
banner3.jpg
20483 ms
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banner4.jpg
20489 ms
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banner5.jpg
20493 ms
pic9.png
20492 ms
pic10.png
20492 ms
next_left.png
20495 ms
next_right.png
20495 ms
18-28-54-83-1.jpg.middle.jpg
20496 ms
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20450 ms
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19575 ms
share.js
1087 ms
hm.js
998 ms
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20396 ms
hm.gif
545 ms
slide_api.js
387 ms
slide_view.js
755 ms
select_api.js
754 ms
select_view.js
939 ms
image_api.js
3377 ms
image_view.js
1122 ms
23-41-36-31-1.jpg.middle.jpg
19999 ms
tangram.js
2907 ms
api_base.js
2389 ms
view_base.js
700 ms
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20019 ms
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logger.js
353 ms
slide_share.css
1182 ms
l5.gif
333 ms
icons_0_16.png
1154 ms
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contact1.png
12866 ms
f1.png
19642 ms
f3.png
14893 ms
footer3.png
14925 ms
item_bg.png
19989 ms
ico.png
19988 ms
case_bg.jpg
19987 ms
anlilb2.png
19726 ms
dot1.png
19524 ms
bg2.jpg
19981 ms
index.png
19979 ms
dot3.png
19979 ms
dot4.png
19978 ms
top.png
19976 ms
tit12.png
19976 ms
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19977 ms
wx.jpg
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19870 ms
cs9an.com 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.
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
List items (<li>) are not contained within <ul> or <ol> parent elements.
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.
cs9an.com 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
Page has valid source maps
cs9an.com 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
Tap targets are not sized appropriately
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cs9an.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 Cs9an.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.
cs9an.com
Open Graph description is not detected on the main page of Cs 9 An. 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: