51.7 sec in total
11.3 sec
40.1 sec
251 ms
Click here to check amazing Jwc Btbu content for China. Otherwise, check out these important facts you probably never knew about jwc.btbu.edu.cn
Visit jwc.btbu.edu.cnWe analyzed Jwc.btbu.edu.cn page load time and found that the first response time was 11.3 sec and then it took 40.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% of websites can load faster. Unfortunately, there were 10 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.
jwc.btbu.edu.cn performance score
name
value
score
weighting
Value2.2 s
77/100
10%
Value0
0/100
25%
Value18.5 s
0/100
10%
Value20 ms
100/100
30%
Value0
100/100
15%
Value7.3 s
50/100
10%
11338 ms
2234 ms
11031 ms
1617 ms
1548 ms
Our browser made a total of 31 requests to load all elements on the main page. We found that all of those requests were addressed to Jwc.btbu.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (20.1 sec) belongs to the original domain Jwc.btbu.edu.cn.
Page size can be reduced by 287.6 kB (73%)
394.8 kB
107.2 kB
In fact, the total size of Jwc.btbu.edu.cn main page is 394.8 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. Only 10% of websites need less resources to load. Javascripts take 252.9 kB which makes up the majority of the site volume.
Potential reduce by 24.4 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 6.2 kB, which is 21% 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 24.4 kB or 82% of the original size.
Potential reduce by 13.0 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. Obviously, Jwc Btbu needs image optimization as it can save up to 13.0 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 212.3 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 212.3 kB or 84% of the original size.
Potential reduce by 37.9 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. Jwc.btbu.edu.cn needs all CSS files to be minified and compressed as it can save up to 37.9 kB or 83% of the original size.
We found no issues to fix!
20
20
The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jwc Btbu. According to our analytics all requests are already optimized.
jwc.btbu.edu.cn
11338 ms
style.css
2234 ms
jquery-1.7.2.js
11031 ms
writeLog.jsp
1617 ms
calendar.css
1548 ms
calendar.js
20059 ms
script.js
1289 ms
logo.jpg
4153 ms
search.jpg
943 ms
icon2.png
1782 ms
icon1.png
1795 ms
20151009111752964415.jpg
19686 ms
20151009111827667682.jpg
19687 ms
20151009111842439772.jpg
19686 ms
20151009111856778874.jpg
19683 ms
link1.jpg
12926 ms
link2.jpg
12633 ms
link3.jpg
13935 ms
link4.jpg
19056 ms
more1.jpg
14395 ms
more2.jpg
14690 ms
20151020110031801356.jpg
19677 ms
20151020111316655037.jpg
19675 ms
20151020110502587784.jpg
19675 ms
20151020104718510855.jpg
19675 ms
20151020105014003063.jpg
19671 ms
list_icon2.jpg
9644 ms
list_icon1.jpg
9648 ms
icon1.jpg
9645 ms
icon2.jpg
9646 ms
icon3.jpg
9649 ms
jwc.btbu.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
Form elements do not have associated labels
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.
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
jwc.btbu.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
jwc.btbu.edu.cn SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
ZH
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jwc.btbu.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 Jwc.btbu.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.
jwc.btbu.edu.cn
Open Graph description is not detected on the main page of Jwc Btbu. 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: