5 sec in total
1 sec
3.7 sec
254 ms
Welcome to sibs.cas.cn homepage info - get ready to check Sibs Cas best content for China right away, or after learning these important things about sibs.cas.cn
Visit sibs.cas.cnWe analyzed Sibs.cas.cn page load time and found that the first response time was 1 sec and then it took 4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.
sibs.cas.cn performance score
name
value
score
weighting
Value0.6 s
100/100
10%
Value0.6 s
100/100
25%
Value1.3 s
100/100
10%
Value0 ms
100/100
30%
Value0
100/100
15%
Value0.6 s
100/100
10%
1034 ms
474 ms
488 ms
490 ms
499 ms
Our browser made a total of 32 requests to load all elements on the main page. We found that 97% of them (31 requests) were addressed to the original Sibs.cas.cn, 3% (1 request) were made to Sibs.ac.cn. The less responsive or slowest element that took the longest time to load (1.9 sec) relates to the external source Sibs.ac.cn.
Page size can be reduced by 92.4 kB (11%)
817.7 kB
725.2 kB
In fact, the total size of Sibs.cas.cn main page is 817.7 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 718.2 kB which makes up the majority of the site volume.
Potential reduce by 23.9 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 8.8 kB, which is 29% 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 23.9 kB or 79% of the original size.
Potential reduce by 22.4 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. Sibs Cas images are well optimized though.
Potential reduce by 39.1 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 39.1 kB or 66% of the original size.
Potential reduce by 7.1 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. Sibs.cas.cn needs all CSS files to be minified and compressed as it can save up to 7.1 kB or 72% of the original size.
Number of requests can be reduced by 3 (10%)
31
28
The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sibs Cas. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.
sibs.cas.cn
1034 ms
style.css
474 ms
top.css
488 ms
bottom.css
490 ms
index.css
499 ms
jquery.min.js
1030 ms
change.js
524 ms
top_logo_new.png
1921 ms
bg.jpg
1846 ms
main.jpg
747 ms
btn_close.gif
246 ms
W020160219538519338244.jpg
777 ms
new_bg.png
238 ms
W020160126331823626690.jpg
731 ms
W020160119648216232807.jpg
1176 ms
W020160113646886860220.jpg
1216 ms
genduo01.gif
979 ms
kyjz.gif
996 ms
yuanzhang.gif
1033 ms
xinxiang.gif
1220 ms
xxgk.jpg
1244 ms
link.gif
1291 ms
jspt.jpg
1410 ms
W020141231504280664511.jpg
1462 ms
W020150911551584087368.jpg
1464 ms
more.png
1491 ms
right02.gif
1550 ms
d1.jpg
1626 ms
zx.jpg
1686 ms
search.gif
1687 ms
right01.gif
1695 ms
er_02.png
1762 ms
sibs.cas.cn accessibility score
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
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.
sibs.cas.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
sibs.cas.cn SEO score
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
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sibs.cas.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 Sibs.cas.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.
sibs.cas.cn
Open Graph description is not detected on the main page of Sibs Cas. 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: