20.8 sec in total
1.5 sec
19.1 sec
190 ms
Welcome to webmail.cau.edu.cn homepage info - get ready to check Web Mail CAU best content for China right away, or after learning these important things about webmail.cau.edu.cn
Visit webmail.cau.edu.cnWe analyzed Webmail.cau.edu.cn page load time and found that the first response time was 1.5 sec and then it took 19.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster.
webmail.cau.edu.cn performance score
name
value
score
weighting
Value1.8 s
89/100
10%
Value5.7 s
17/100
25%
Value7.7 s
25/100
10%
Value740 ms
40/100
30%
Value0.003
100/100
15%
Value5.4 s
71/100
10%
1504 ms
7850 ms
706 ms
335 ms
10071 ms
Our browser made a total of 11 requests to load all elements on the main page. We found that all of those requests were addressed to Webmail.cau.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (10.1 sec) belongs to the original domain Webmail.cau.edu.cn.
Page size can be reduced by 13.8 kB (10%)
136.5 kB
122.7 kB
In fact, the total size of Webmail.cau.edu.cn main page is 136.5 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 127.0 kB which makes up the majority of the site volume.
Potential reduce by 4.1 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. This page needs HTML code to be minified as it can gain 1.1 kB, which is 18% 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 4.1 kB or 67% of the original size.
Potential reduce by 7.3 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. Web Mail CAU images are well optimized though.
Potential reduce by 2.4 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. Webmail.cau.edu.cn needs all CSS files to be minified and compressed as it can save up to 2.4 kB or 69% of the original size.
We found no issues to fix!
10
10
The browser has sent 10 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Web Mail CAU. According to our analytics all requests are already optimized.
webmail.cau.edu.cn
1504 ms
login.css
7850 ms
logo.gif
706 ms
l3.jpg
335 ms
pic.jpg
10071 ms
login_bg.png
1244 ms
opt_title.gif
2458 ms
button.gif
2880 ms
input_bg.gif
1652 ms
l2.jpg
3244 ms
footer.gif
4387 ms
webmail.cau.edu.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
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.
webmail.cau.edu.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
General
Impact
Issue
Detected JavaScript libraries
Missing source maps for large first-party JavaScript
webmail.cau.edu.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 doesn't use legible font sizes
N/A
N/A
GBK
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Webmail.cau.edu.cn can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Webmail.cau.edu.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.
webmail.cau.edu.cn
Open Graph description is not detected on the main page of Web Mail CAU. 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: