6.8 sec in total
1.7 sec
4.9 sec
131 ms
Visit bs.sdut.edu.cn now to see the best up-to-date Bs Sdut content for China and also check out these interesting facts you probably never knew about bs.sdut.edu.cn
Visit bs.sdut.edu.cnWe analyzed Bs.sdut.edu.cn page load time and found that the first response time was 1.7 sec and then it took 5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
bs.sdut.edu.cn performance score
name
value
score
weighting
Value3.7 s
28/100
10%
Value11.5 s
0/100
25%
Value19.1 s
0/100
10%
Value110 ms
97/100
30%
Value0.014
100/100
15%
Value7.7 s
45/100
10%
1715 ms
1040 ms
1041 ms
265 ms
263 ms
Our browser made a total of 37 requests to load all elements on the main page. We found that all of those requests were addressed to Bs.sdut.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (2.9 sec) belongs to the original domain Bs.sdut.edu.cn.
Page size can be reduced by 153.0 kB (22%)
680.7 kB
527.7 kB
In fact, the total size of Bs.sdut.edu.cn main page is 680.7 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. 25% of websites need less resources to load. Images take 624.4 kB which makes up the majority of the site volume.
Potential reduce by 30.9 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. 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 30.9 kB or 80% of the original size.
Potential reduce by 107.8 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, Bs Sdut needs image optimization as it can save up to 107.8 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 6.7 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 6.7 kB or 81% of the original size.
Potential reduce by 7.5 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. Bs.sdut.edu.cn needs all CSS files to be minified and compressed as it can save up to 7.5 kB or 82% of the original size.
We found no issues to fix!
36
36
The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bs Sdut. According to our analytics all requests are already optimized.
bs.sdut.edu.cn
1715 ms
index.css
1040 ms
AC_RunActiveContent.js
1041 ms
bslogo.png
265 ms
head_3.png
263 ms
head_4.png
266 ms
head_5.png
790 ms
head_6.png
791 ms
daohang_0.png
525 ms
header.png
1050 ms
daohang_11.png
526 ms
shenbiandebangyang01.jpg
784 ms
indexad.png
2902 ms
index_1.png
785 ms
index_2.png
1046 ms
index_4.png
1047 ms
index_7.png
1565 ms
xinxiang.jpg
1308 ms
i2.png
1305 ms
index_5.png
1306 ms
index_9.png
1308 ms
index_11.png
1565 ms
r.png
1567 ms
index_10.png
1568 ms
index_12.png
1570 ms
index_14.png
1824 ms
index_3.png
1825 ms
footer.png
1826 ms
index_6.png
1814 ms
show_zhuanti.html
1812 ms
dian.png
2057 ms
dd.png
2059 ms
cx2.jpg
262 ms
xinhangdao.jpg
264 ms
xuefeng.jpg
263 ms
fengcaizhan.jpg
513 ms
wenhuajie.jpg
515 ms
bs.sdut.edu.cn accessibility score
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
Buttons do not have an accessible name
Image elements do not have [alt] attributes
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Heading elements are not in a sequentially-descending order
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>).
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.
bs.sdut.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
Page has valid source maps
bs.sdut.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
ZH
ZH
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bs.sdut.edu.cn can be misinterpreted by Google and other search engines. Our service has detected that Chinese is used on the page, and it matches the claimed language. Our system also found out that Bs.sdut.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.
bs.sdut.edu.cn
Open Graph description is not detected on the main page of Bs Sdut. 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: