5.5 sec in total
1.7 sec
3.6 sec
174 ms
Click here to check amazing Jdgs Sjtu content for China. Otherwise, check out these important facts you probably never knew about jdgs.sjtu.edu.cn
上海交通大学机械与动力工程学院专业学位研究生教育(非全日制
Visit jdgs.sjtu.edu.cnWe analyzed Jdgs.sjtu.edu.cn page load time and found that the first response time was 1.7 sec and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.
jdgs.sjtu.edu.cn performance score
1666 ms
1098 ms
1117 ms
829 ms
554 ms
Our browser made a total of 22 requests to load all elements on the main page. We found that all of those requests were addressed to Jdgs.sjtu.edu.cn and no external sources were called. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Jdgs.sjtu.edu.cn.
Page size can be reduced by 46.4 kB (67%)
69.3 kB
22.9 kB
In fact, the total size of Jdgs.sjtu.edu.cn main page is 69.3 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. Images take 27.0 kB which makes up the majority of the site volume.
Potential reduce by 21.7 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 4.3 kB, which is 16% 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 21.7 kB or 81% of the original size.
Potential reduce by 12.3 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. Obviously, Jdgs Sjtu needs image optimization as it can save up to 12.3 kB or 45% 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 5.7 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. Jdgs.sjtu.edu.cn needs all CSS files to be minified and compressed as it can save up to 5.7 kB or 80% of the original size.
We found no issues to fix!
21
21
The browser has sent 21 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jdgs Sjtu. According to our analytics all requests are already optimized.
jdgs.sjtu.edu.cn
1666 ms
CSS.css
1098 ms
AC_RunActiveContent.js
1117 ms
topmenupic.gif
829 ms
forum.gif
554 ms
xuandao.png
554 ms
download.gif
828 ms
links.gif
829 ms
top1.gif
1100 ms
top2.gif
826 ms
top3.gif
827 ms
top4.gif
1099 ms
top5.gif
1374 ms
top6.gif
1101 ms
pin.gif
1101 ms
new.gif
1100 ms
tjzy.gif
1372 ms
pgzy.gif
1373 ms
nbgl.gif
1647 ms
left_bg.gif
1365 ms
bgdothorizontal.gif
1364 ms
bgright.gif
1620 ms
jdgs.sjtu.edu.cn SEO score
ZH
N/A
GB2312
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jdgs.sjtu.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 Jdgs.sjtu.edu.cn main page’s claimed encoding is gb2312. 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.
jdgs.sjtu.edu.cn
Open Graph description is not detected on the main page of Jdgs Sjtu. 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: