16.7 sec in total
5.8 sec
10.8 sec
145 ms
Click here to check amazing Mail Sdau content for China. Otherwise, check out these important facts you probably never knew about mail.sdau.edu.cn
山东农业大学电子邮件系统
Visit mail.sdau.edu.cnWe analyzed Mail.sdau.edu.cn page load time and found that the first response time was 5.8 sec and then it took 10.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.
mail.sdau.edu.cn performance score
name
value
score
weighting
Value1.5 s
95/100
10%
Value8.4 s
2/100
25%
Value12.5 s
3/100
10%
Value170 ms
92/100
30%
Value0
100/100
15%
Value7.0 s
53/100
10%
5803 ms
515 ms
285 ms
519 ms
1553 ms
Our browser made a total of 52 requests to load all elements on the main page. We found that all of those requests were addressed to Mail.sdau.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (5.8 sec) belongs to the original domain Mail.sdau.edu.cn.
Page size can be reduced by 1.1 MB (71%)
1.5 MB
451.7 kB
In fact, the total size of Mail.sdau.edu.cn main page is 1.5 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 45% of websites need less resources to load. Javascripts take 1.4 MB which makes up the majority of the site volume.
Potential reduce by 21.2 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 21.2 kB or 74% of the original size.
Potential reduce by 8.0 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. Mail Sdau images are well optimized though.
Potential reduce by 1.0 MB
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 1.0 MB or 74% of the original size.
Potential reduce by 40.0 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. Mail.sdau.edu.cn needs all CSS files to be minified and compressed as it can save up to 40.0 kB or 80% of the original size.
Number of requests can be reduced by 38 (75%)
51
13
The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mail Sdau. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 32 to 1 for JavaScripts and as a result speed up the page load time.
mail.sdau.edu.cn
5803 ms
url_control.js
515 ms
load_cache.js
285 ms
login.js
519 ms
epush.js
1553 ms
mail.sdau.edu.cn
1049 ms
login_logo.png
1553 ms
login_bg_1.jpg
1309 ms
tabli.png
508 ms
dragbar.png
518 ms
login_btn.jpg
777 ms
wbg.png
766 ms
dragbg.png
775 ms
mail.sdau.edu.cn
275 ms
qrcode-android.png
260 ms
logo-android.png
260 ms
qrcode-ios.png
273 ms
logo-ios.png
262 ms
android-white.png
274 ms
ios-white.png
518 ms
blue.css
557 ms
em_jquery.css
519 ms
em_jquery_user.css
262 ms
lang.zh_cn.js
1036 ms
em_jquery.js
1300 ms
em_jquery_user.js
770 ms
url_control.js
519 ms
common.js
2072 ms
common.js
778 ms
ui_config.js
814 ms
mail_rfc822.js
1027 ms
cache_control.js
1036 ms
folder_control.js
1072 ms
plugin.js
1293 ms
module_control.js
1295 ms
contacts.js
1554 ms
listmail.js
1849 ms
listnotice.js
1551 ms
readnotice.js
1553 ms
settings.js
2073 ms
compose.js
2328 ms
upload.js
1814 ms
logview.js
1815 ms
swfupload.js
2074 ms
upload_manager.js
2074 ms
login.js
2133 ms
history_control.js
2326 ms
notify.js
2341 ms
emmedia.js
2847 ms
swfobject.js
2847 ms
today.js
2846 ms
bodybg.gif
2293 ms
mail.sdau.edu.cn accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[role] values are not valid
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
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
mail.sdau.edu.cn best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
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
Page has valid source maps
mail.sdau.edu.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
N/A
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mail.sdau.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 Mail.sdau.edu.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.
mail.sdau.edu.cn
Open Graph description is not detected on the main page of Mail Sdau. 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: