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lib.cuhk.edu.hk: Chinese University of Hong Kong Library | Chinese University of Hong Kong Library

Page load speed analysis

  • 47/100

    Normal result
  • 6

    Successful tests
  • 2

    Failed tests
  • First response

    2.2 sec

  • Resources loaded

    8.8 sec

  • Page rendered

    231 ms

  • Total page load time

    11.3 sec

Visit lib.cuhk.edu.hk now to see the best up-to-date Lib Cuhk content for Hong Kong and also check out these interesting facts you probably never knew about lib.cuhk.edu.hk

We analyzed Lib.cuhk.edu.hk page load time and found that the first response time was 2.2 sec and then it took 9.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Page optimization

  • HTML 188.5 kB
    Images 376.1 kB
    Javascripts 681.3 kB
    CSS 429.6 kB

    In fact, the total size of Lib.cuhk.edu.hk main page is 1.7 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. 45% of websites need less resources to load. Javascripts take 681.3 kB which makes up the majority of the site volume.

    • Original 188.5 kB
    • After minification 186.2 kB
    • After compression 26.5 kB

    HTML optimization

    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 162.0 kB or 86% of the original size.

    • Original 376.1 kB
    • After optimization 286.7 kB

    Image optimization

    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 Cuhk needs image optimization as it can save up to 89.4 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

    • Original 681.3 kB
    • After minification 572.1 kB
    • After compression 167.9 kB

    JavaScript optimization

    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 513.4 kB or 75% of the original size.

    • Original 429.6 kB
    • After minification 303.1 kB
    • After compression 54.1 kB

    CSS optimization

    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.cuhk.edu.hk needs all CSS files to be minified and compressed as it can save up to 375.5 kB or 87% of the original size.

Network requests diagram

  • lib.cuhk.edu.hk
  • system.base.css
  • jquery.ui.core.min.css
  • jquery.ui.theme.min.css
  • jquery.ui.tabs.min.css
  • date.css
  • datepicker.1.7.css
  • field.css
  • node.css
  • search.css
  • user.css
  • views.css
  • ckeditor.css
  • ctools.css
  • textsize.css
  • flexslider_img.css
  • flexslider.css
  • locale.css
  • superfish.css
  • styles.css
  • jquery.fancybox.css
  • video-js.css
  • meanmenu.css
  • custom.css
  • custom_sc.css
  • custom_tc.css
  • js_JLxuxbhhrFRy-sBnijHkR0TGGHgiukMPv94zvDWgQ3g.js
  • js_h5xToSCJa7d2lsBERTKEx-eDVl8gKdbnZHHN5TA86X8.js
  • js_za8NHhGQfqFaFwpGaIQl1XHz6mx1ZR0t8U-BqGeZ0dM.js
  • buttons.js
  • js_czP3TWRdXNFcl-CTTFUJvO5GuDGMH3J6_ie9HA2PGaA.js
  • js_YNhOCiw-OMpJygFjd6C_jSa7UkS4FG9a4YzkEShgEi0.js
  • js_fpHFc79b7UKKQGvBKTLWOdya8i4xlfuJi0Ka9H-EYGA.js
  • js_5idECjjAo-X5YdkT65CaIiodkWmZlZv-WjSkHlWhoYk.js
  • analytics.js
  • collect
  • background.png
  • logo.png
  • logo.png.mob.png
  • Highlight_Facebook_2016_Easter_ChingMing_TC_ENGv.2.jpg
  • daoexhibition_0.jpg
  • Scholarship3_1.png
  • medworkshop_2016mar_en.jpg
  • Highlight_20151223_en.jpg
  • Highlight_workshop_Jan2016-en.png
  • eletronicseal_14purple.png
  • arrow_right.png
  • arrow_left.png
  • cu_logo_desktop.png
  • ico_search.png
  • ico_facebook.png
  • ico_youtube.png
  • ico_twitter.png
  • ico_blog.png
  • ico_share.png
  • arrow_bottom.png
  • ico-search-icon-white-one-md.png
  • ico_bullet_pt.png
  • ico_newsEvent.png
  • bullet_purple.png
  • ico_record.png
  • line.png
  • ico_access.png
  • ico_booking.png
  • ico_additions.png
  • ico_print.png
  • ico_workshop.png
  • opening_hour_icon.png
  • pc_availability_icon.png
  • back01.png
  • opening_hour_data.php
  • checkOAuth.esi
  • arrows-ffffff.png
  • arrow_left_wBG.png
  • arrow_right_wBG.png
  • flexslider-icon.woff
  • getAllAppDefault.esi
  • buttons.ab966a004186897711de4a5ed256c924.css
  • pc_availability_data.php
  • plus_minus_icon.png
  • getSegment.php
  • t.dhj
  • t.dhj
  • cm
  • s-3271.xgi
  • hbpix
  • xrefid.xgi
  • pixel
  • pixel
  • 2981

Our browser made a total of 92 requests to load all elements on the main page. We found that 80% of them (74 requests) were addressed to the original Lib.cuhk.edu.hk, 2% (2 requests) were made to W.sharethis.com and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.4 sec) belongs to the original domain Lib.cuhk.edu.hk.

Additional info on lib.cuhk.edu.hk

Requests

The browser has sent 89 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lib Cuhk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 26 to 1 for CSS and as a result speed up the page load time.

11

Javascripts

46

Images

26

CSS

6

AJAX

89

All

Possible request optimization

1

Javascripts

32

Images

1

CSS

6

AJAX

49

Optimized

40

All

Normal result

IP address

This IP address is dedicated to Lib.cuhk.edu.hk. This is the best domain hosting practice .

Normal result

IP Trace

lib.cuhk.edu.hk

123.255.65.164

DNS records

Type Host Target/ip TTL Other
A

lib.cuhk.edu.hk

123.255.65.164 58
NS

lib.cuhk.edu.hk

sparc1.lib.cuhk.edu.hk 60
NS

lib.cuhk.edu.hk

sparc2.lib.cuhk.edu.hk 60
NS

lib.cuhk.edu.hk

dns067.lib.cuhk.edu.hk 60
SOA

lib.cuhk.edu.hk

60 Mname: sparc1.lib.cuhk.edu.hk
Rname: root.sparc1.lib.cuhk.edu.hk
Serial: 202006021
Refresh: 3600
Retry: 900
Expire: 604800
Minimum-ttl: 3600

Language and encoding

Good result

Language

EN en language flag

Detected

EN en language flag

Claimed

Encoding

UTF-8

Claimed

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lib.cuhk.edu.hk can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Lib.cuhk.edu.hk 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.

HTTPS certificate

SSL Certificate

Lib.cuhk.edu.hk has no SSL certificate. Web browsing can be safer with HTTPS connection, so we suggest that it should be obtained for this site.

Normal result

Visitor World Map

Country of origin for 67.2% of all visits is Hong Kong. It’s good for Lib.cuhk.edu.hk that their server is also located in Hong Kong, as that enables the majority of their visitors to benefit from a much faster page load time.

Good result

Poor result

Social Sharing Optimization

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

lib.cuhk.edu.hk

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