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lib.sustc.edu.cn screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

lib.sustc.edu.cn

SUSTech Library

Page Load Speed

32.3 sec in total

First Response

3.8 sec

Resources Loaded

28.4 sec

Page Rendered

229 ms

lib.sustc.edu.cn screenshot

About Website

Click here to check amazing Lib Sustc content for China. Otherwise, check out these important facts you probably never knew about lib.sustc.edu.cn

南方科技大学图书馆从2010年9月开始筹建，于2011年2月28日在南方科技大学启动校区开馆。启动校区图书馆拥有两间藏书室，近100个阅览座位，提供图书外借、书刊阅览和文献数据库查询服务。 The South University of science and Technology Library started from September 2010 in February 28, 2011 t...

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Key Findings

We analyzed Lib.sustc.edu.cn page load time and found that the first response time was 3.8 sec and then it took 28.6 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 2 request timeouts, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

lib.sustc.edu.cn performance score

0

Network Requests Diagram

lib.sustc.edu.cn

3750 ms

css.css

2358 ms

focus.js

6031 ms

wul_web.js

4332 ms

list.asp

2076 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 88% of them (28 requests) were addressed to the original Lib.sustc.edu.cn, 13% (4 requests) were made to Trace.visionalist.cn. The less responsive or slowest element that took the longest time to load (20.5 sec) belongs to the original domain Lib.sustc.edu.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 54.3 kB (51%)

Content Size

107.1 kB

After Optimization

52.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Lib.sustc.edu.cn main page is 107.1 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 54.1 kB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 2.8 kB

  • Original 4.4 kB
  • After minification 4.3 kB
  • After compression 1.6 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 2.8 kB or 63% of the original size.

Image Optimization

-14%

Potential reduce by 6.1 kB

  • Original 45.0 kB
  • After minification 38.9 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, Lib Sustc needs image optimization as it can save up to 6.1 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-79%

Potential reduce by 42.8 kB

  • Original 54.1 kB
  • After minification 45.4 kB
  • After compression 11.3 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 42.8 kB or 79% of the original size.

CSS Optimization

-74%

Potential reduce by 2.7 kB

  • Original 3.6 kB
  • After minification 2.9 kB
  • After compression 959 B

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. Lib.sustc.edu.cn needs all CSS files to be minified and compressed as it can save up to 2.7 kB or 74% of the original size.

Requests Breakdown

Number of requests can be reduced by 12 (43%)

Requests Now

28

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 28 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lib Sustc. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

lib.sustc.edu.cn

lib.sustc.edu.cn

3750 ms

css.css

css.css

2358 ms

focus.js

focus.js

6031 ms

wul_web.js

wul_web.js

4332 ms

list.asp

list.asp

2076 ms

Trace

Trace

2252 ms

null.gif

null.gif

585 ms

title.gif

title.gif

12878 ms

banner_line.gif

banner_line.gif

1805 ms

shouye_kuang_top.jpg

shouye_kuang_top.jpg

552 ms

icon_shouye_dzfw.jpg

icon_shouye_dzfw.jpg

14542 ms

icon_shouye_gczy.jpg

icon_shouye_gczy.jpg

1917 ms

icon_shouye_xglj.jpg

icon_shouye_xglj.jpg

3271 ms

icon_shouye_aboutlib.jpg

icon_shouye_aboutlib.jpg

9068 ms

icon_shouye_news.gif

icon_shouye_news.gif

3766 ms

shouye_allnews.gif

shouye_allnews.gif

6125 ms

shouye_news_top.gif

shouye_news_top.gif

4213 ms

shouye_news_bottom.gif

shouye_news_bottom.gif

4664 ms

shouye_mylib_yellow.jpg

shouye_mylib_yellow.jpg

6055 ms

shouye_kuang_bottom.jpg

shouye_kuang_bottom.jpg

5211 ms

bg.gif

bg.gif

5746 ms

shouye_kuang_bg.jpg

shouye_kuang_bg.jpg

9369 ms

shouye_news_bg.gif

shouye_news_bg.gif

6486 ms

index-js.asp

index-js.asp

6632 ms

aa.gif

aa.gif

6902 ms

search_bg.jpg

search_bg.jpg

7155 ms

ill_poster.jpg

ill_poster.jpg

15300 ms

chashouchayin.jpg

chashouchayin.jpg

20481 ms

news_img3.jpg

news_img3.jpg

20481 ms

Trace

Trace

3024 ms

Trace

Trace

929 ms

Trace

Trace

674 ms

SEO Factors

lib.sustc.edu.cn SEO score

0

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lib.sustc.edu.cn can be misinterpreted by Google and other search engines. Our service has detected that English 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 Lib.sustc.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.

Social Sharing Optimization

lib.sustc.edu.cn

Open Graph description is not detected on the main page of Lib Sustc. 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: