Tools & Wizards About Us
lib.jnu.edu.cn screenshot

Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

lib.jnu.edu.cn

暨南大学图书馆

Page Load Speed

29.9 sec in total

First Response

4.7 sec

Resources Loaded

24.9 sec

Page Rendered

226 ms

lib.jnu.edu.cn screenshot

About Website

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

暨南大学,数字图书馆

Visit lib.jnu.edu.cn

Key Findings

We analyzed Lib.jnu.edu.cn page load time and found that the first response time was 4.7 sec and then it took 25.1 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 was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

lib.jnu.edu.cn performance score

0

Network Requests Diagram

lib.jnu.edu.cn

4725 ms

hm.js

1904 ms

common.css

10 ms

index.css

17 ms

jquery-1.7.1.min.js

23 ms

Our browser made a total of 83 requests to load all elements on the main page. We found that 94% of them (78 requests) were addressed to the original Lib.jnu.edu.cn, 2% (2 requests) were made to Hm.baidu.com and 2% (2 requests) were made to Pub.idqqimg.com. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Libstat.jnu.edu.cn.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.4 MB (74%)

Content Size

1.9 MB

After Optimization

512.5 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Lib.jnu.edu.cn main page is 1.9 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 1.8 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 56.5 kB

  • Original 68.6 kB
  • After minification 59.0 kB
  • After compression 12.0 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 9.5 kB, which is 14% 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 56.5 kB or 82% of the original size.

Image Optimization

-73%

Potential reduce by 1.3 MB

  • Original 1.8 MB
  • After minification 492.9 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 Jnu needs image optimization as it can save up to 1.3 MB or 73% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

CSS Optimization

-81%

Potential reduce by 32.2 kB

  • Original 39.6 kB
  • After minification 27.5 kB
  • After compression 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. Lib.jnu.edu.cn needs all CSS files to be minified and compressed as it can save up to 32.2 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (28%)

Requests Now

81

After Optimization

58

  • Images
  • JavaScript
  • CSS

The browser has sent 81 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lib Jnu. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

lib.jnu.edu.cn

lib.jnu.edu.cn

4725 ms

hm.js

hm.js

1904 ms

common.css

common.css

10 ms

index.css

index.css

17 ms

jquery-1.7.1.min.js

jquery-1.7.1.min.js

23 ms

picflash.js

picflash.js

16 ms

YLMarquee-1.1.js

YLMarquee-1.1.js

11 ms

discover.js

discover.js

9 ms

jquery.webui-popover.js

jquery.webui-popover.js

10 ms

mykxbdSuperMarquee.js

mykxbdSuperMarquee.js

42 ms

scrollDiv.css

scrollDiv.css

17 ms

jquery.webui-popover.css

jquery.webui-popover.css

16 ms

focus.css

focus.css

18 ms

floattips.css

floattips.css

16 ms

agile_carousel.css

agile_carousel.css

18 ms

agile_carousel.alpha.js

agile_carousel.alpha.js

19 ms

menu.css

menu.css

38 ms

thickbox.css

thickbox.css

38 ms

thickbox.js

thickbox.js

36 ms

nav_menu.css

nav_menu.css

63 ms

logo.png

logo.png

98 ms

20151130100241_765.png

20151130100241_765.png

97 ms

bg_blue.jpg

bg_blue.jpg

135 ms

logmylib.png

logmylib.png

98 ms

dot.gif

dot.gif

115 ms

weibo.png

weibo.png

94 ms

zx-service.png

zx-service.png

98 ms

weixin.png

weixin.png

101 ms

libinfo_info43.gif

libinfo_info43.gif

99 ms

zx-volunteer.png

zx-volunteer.png

99 ms

zx-lost.png

zx-lost.png

160 ms

search.gif

search.gif

102 ms

chsearch.png

chsearch.png

103 ms

ensearch.png

ensearch.png

103 ms

dot.png

dot.png

105 ms

icon_help.gif

icon_help.gif

104 ms

book1.png

book1.png

106 ms

book2.png

book2.png

105 ms

changyong.png

changyong.png

113 ms

index_more1.gif

index_more1.gif

112 ms

tese.png

tese.png

106 ms

fuwu.png

fuwu.png

107 ms

lanmu.png

lanmu.png

108 ms

shiyong.png

shiyong.png

108 ms

hot.jpg

hot.jpg

112 ms

paihang.png

paihang.png

156 ms

20150526091229_683.png

20150526091229_683.png

114 ms

20150522105846_936.png

20150522105846_936.png

116 ms

20150521160313_680.png

20150521160313_680.png

120 ms

20150522101025_484.png

20150522101025_484.png

154 ms

20150511130049_485.png

20150511130049_485.png

270 ms

20150520113709_667.png

20150520113709_667.png

199 ms

20150521155950_903.png

20150521155950_903.png

203 ms

20150520173047_642.png

20150520173047_642.png

200 ms

piwik.js

piwik.js

20115 ms

changjingxiumenu1.gif

changjingxiumenu1.gif

117 ms

down.gif

down.gif

114 ms

fly.gif

fly.gif

140 ms

bg_column1.png

bg_column1.png

162 ms

tab11.png

tab11.png

151 ms

tab21.png

tab21.png

132 ms

hudong1.png

hudong1.png

146 ms

bg_search_purple.jpg

bg_search_purple.jpg

159 ms

red.png

red.png

228 ms

red1.png

red1.png

163 ms

quanwen.png

quanwen.png

177 ms

guji.png

guji.png

181 ms

baozhi.png

baozhi.png

195 ms

huaqiao.png

huaqiao.png

200 ms

yidongtu.png

yidongtu.png

199 ms

nstl.png

nstl.png

207 ms

20160101111728_180.jpg

20160101111728_180.jpg

203 ms

20151217161832_847.jpg

20151217161832_847.jpg

238 ms

20151217161551_709.jpg

20151217161551_709.jpg

244 ms

20151117090242_433.jpg

20151117090242_433.jpg

220 ms

20151116153411_461.jpg

20151116153411_461.jpg

232 ms

20151102151015_825.jpg

20151102151015_825.jpg

233 ms

change.png

change.png

263 ms

change1.png

change1.png

241 ms

loadingAnimation.gif

loadingAnimation.gif

262 ms

hm.gif

hm.gif

439 ms

button_51.gif

button_51.gif

471 ms

button_51.gif

button_51.gif

485 ms

SEO Factors

lib.jnu.edu.cn SEO score

0

Language and Encoding

  • Language Detected

    ZH

  • 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.jnu.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 Lib.jnu.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.jnu.edu.cn

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