14.1 sec in total
5.3 sec
8.5 sec
297 ms
Welcome to zsb.ahu.edu.cn homepage info - get ready to check Zsb Ahu best content for China right away, or after learning these important things about zsb.ahu.edu.cn
学校描述
Visit zsb.ahu.edu.cnWe analyzed Zsb.ahu.edu.cn page load time and found that the first response time was 5.3 sec and then it took 8.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.
zsb.ahu.edu.cn performance score
name
value
score
weighting
Value4.9 s
10/100
10%
Value11.3 s
0/100
25%
Value11.8 s
4/100
10%
Value70 ms
99/100
30%
Value0
100/100
15%
Value6.8 s
55/100
10%
5277 ms
1055 ms
1062 ms
793 ms
322 ms
Our browser made a total of 48 requests to load all elements on the main page. We found that all of those requests were addressed to Zsb.ahu.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (5.3 sec) belongs to the original domain Zsb.ahu.edu.cn.
Page size can be reduced by 197.1 kB (25%)
798.4 kB
601.3 kB
In fact, the total size of Zsb.ahu.edu.cn main page is 798.4 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. 30% of websites need less resources to load. Images take 704.7 kB which makes up the majority of the site volume.
Potential reduce by 63.6 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 63.6 kB or 85% of the original size.
Potential reduce by 118.5 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, Zsb Ahu needs image optimization as it can save up to 118.5 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 15.0 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. Zsb.ahu.edu.cn needs all CSS files to be minified and compressed as it can save up to 15.0 kB or 80% of the original size.
Number of requests can be reduced by 17 (36%)
47
30
The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zsb Ahu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.
zsb.ahu.edu.cn
5277 ms
fjt.js
1055 ms
ahuzsb_style.css
1062 ms
big5.Js
793 ms
counter.asp
322 ms
logo.gif
530 ms
bg.jpg
264 ms
index2.gif
262 ms
Menu.gif
520 ms
gonggao.gif
536 ms
zxsp.jpg
1056 ms
lianjie.gif
1067 ms
online.png
543 ms
zszc.jpg
801 ms
guide.jpg
1059 ms
zskx.jpg
810 ms
xyxw.jpg
815 ms
adyx.jpg
1071 ms
bg_0ltop.gif
1070 ms
bg_0rtop.gif
1074 ms
2013051561112061.jpg
2632 ms
bg_0lbottom.gif
1316 ms
bg_0rbottom.gif
1324 ms
2011033039968349.jpg
1333 ms
2010112939183061.JPG
1863 ms
2010082077009601.jpg
1607 ms
2010062541670109.JPG
2375 ms
2010062541630485.jpg
3188 ms
2015zs.jpg
1604 ms
luquchaxun.jpg
1878 ms
zszcnew.jpg
1880 ms
zsjhnew.jpg
2135 ms
yszs.jpg
2148 ms
zkzs.jpg
2165 ms
lnzs.jpg
2401 ms
yuanxi.gif
2412 ms
leftlinkIcon.gif
2401 ms
zsxx-bg.jpg
2611 ms
bg_01.gif
2637 ms
bg_03.gif
2649 ms
bg_04.gif
2431 ms
bg_02.gif
2635 ms
8.gif
2616 ms
2.gif
2412 ms
1.gif
2422 ms
5.gif
2417 ms
0.gif
2614 ms
7.gif
2363 ms
zsb.ahu.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
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
Lists do not contain only <li> elements and script supporting elements (<script> and <template>).
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.
zsb.ahu.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
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
zsb.ahu.edu.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
Tap targets are not sized appropriately
ZH
N/A
GBK
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zsb.ahu.edu.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 Zsb.ahu.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.
zsb.ahu.edu.cn
Open Graph description is not detected on the main page of Zsb Ahu. 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: