Tools & Wizards About Us
space.hku.hk screenshot

Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

space.hku.hk

HKU SPACE - Part-time and Full-time Award-bearing, Professional, CEF and Short Courses

Page Load Speed

11.2 sec in total

First Response

1.7 sec

Resources Loaded

9.4 sec

Page Rendered

153 ms

space.hku.hk screenshot

About Website

Click here to check amazing SPACE HKU content for China. Otherwise, check out these important facts you probably never knew about space.hku.hk

Provides Full-time and Part-time courses ranging from short courses, professional courses, certificate, bachelor, master to doctoral programmes

Visit space.hku.hk

Key Findings

We analyzed Space.hku.hk page load time and found that the first response time was 1.7 sec and then it took 9.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

space.hku.hk performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.2 s

3/100

10%

LCP (Largest Contentful Paint)

Value30.2 s

0/100

25%

SI (Speed Index)

Value19.0 s

0/100

10%

TBT (Total Blocking Time)

Value1,650 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.387

27/100

15%

TTI (Time to Interactive)

Value27.6 s

0/100

10%

Network Requests Diagram

space.hku.hk

1698 ms

hkuspace.hku.hk

3237 ms

space-reset.css

482 ms

jquery-ui-1.7.2.custom.css

926 ms

jquery.tooltip.css

711 ms

Our browser made a total of 89 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Space.hku.hk, 94% (84 requests) were made to Hkuspace.hku.hk and 3% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.2 sec) relates to the external source Hkuspace.hku.hk.

Page Optimization Overview & Recommendations

Page size can be reduced by 879.1 kB (62%)

Content Size

1.4 MB

After Optimization

534.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Space.hku.hk main page is 1.4 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. 40% of websites need less resources to load. Javascripts take 510.1 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 100.3 kB

  • Original 114.2 kB
  • After minification 71.0 kB
  • After compression 13.9 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 43.3 kB, which is 38% 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 100.3 kB or 88% of the original size.

Image Optimization

-33%

Potential reduce by 164.6 kB

  • Original 495.0 kB
  • After minification 330.4 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, SPACE HKU needs image optimization as it can save up to 164.6 kB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 363.3 kB

  • Original 510.1 kB
  • After minification 486.1 kB
  • After compression 146.8 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 363.3 kB or 71% of the original size.

CSS Optimization

-85%

Potential reduce by 250.8 kB

  • Original 294.3 kB
  • After minification 246.6 kB
  • After compression 43.5 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. Space.hku.hk needs all CSS files to be minified and compressed as it can save up to 250.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 57 (66%)

Requests Now

86

After Optimization

29

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 86 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SPACE HKU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 21 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

space.hku.hk

space.hku.hk

1698 ms

hkuspace.hku.hk

hkuspace.hku.hk

3237 ms

space-reset.css

space-reset.css

482 ms

jquery-ui-1.7.2.custom.css

jquery-ui-1.7.2.custom.css

926 ms

jquery.tooltip.css

jquery.tooltip.css

711 ms

jquery.fancybox-1.3.1.css

jquery.fancybox-1.3.1.css

814 ms

space-style.css

space-style.css

836 ms

jquery-1.3.2.min.js

jquery-1.3.2.min.js

1130 ms

jquery-ui-1.7.2.custom.min.js

jquery-ui-1.7.2.custom.min.js

1609 ms

jquery.tooltip.min.js

jquery.tooltip.min.js

1044 ms

jquery.cookie.js

jquery.cookie.js

1068 ms

hkuspace.js

hkuspace.js

1365 ms

programme_search.js

programme_search.js

1274 ms

jquery.tools.min.js

jquery.tools.min.js

1301 ms

jquery.minitabs.js

jquery.minitabs.js

1347 ms

slider.js

slider.js

1372 ms

jquery.selectbox-0.5.js

jquery.selectbox-0.5.js

1504 ms

jwplayer.js

jwplayer.js

2016 ms

jquery.fancybox-1.3.1.pack.js

jquery.fancybox-1.3.1.pack.js

1566 ms

structure.css

structure.css

757 ms

header-and-footer.css

header-and-footer.css

772 ms

nav_primary.css

nav_primary.css

903 ms

nav_secondary.css

nav_secondary.css

951 ms

breadcrumb.css

breadcrumb.css

977 ms

formatting.css

formatting.css

1007 ms

sitemap.css

sitemap.css

995 ms

sharing.css

sharing.css

1133 ms

horizontal.css

horizontal.css

1167 ms

selectbox.css

selectbox.css

1196 ms

clinics.css

clinics.css

1217 ms

admissions-university.css

admissions-university.css

1236 ms

online-form.css

online-form.css

1363 ms

news-and-events.css

news-and-events.css

1385 ms

advanced-search.css

advanced-search.css

1413 ms

bg_main.1680.jpg

bg_main.1680.jpg

235 ms

hku_space_logo.gif

hku_space_logo.gif

237 ms

arrow_dark_right.png

arrow_dark_right.png

225 ms

button_search_keyword.png

button_search_keyword.png

232 ms

a3.gif

a3.gif

219 ms

a2.gif

a2.gif

223 ms

a1.gif

a1.gif

437 ms

bg_menu.gif

bg_menu.gif

445 ms

menu_sep.gif

menu_sep.gif

448 ms

bg_submenu-full.png

bg_submenu-full.png

462 ms

bg_submenu.png

bg_submenu.png

466 ms

banner-bg.png

banner-bg.png

468 ms

ebanner_eng.jpg

ebanner_eng.jpg

1757 ms

epgd_execitove_week1.jpg

epgd_execitove_week1.jpg

1148 ms

arrow.png

arrow.png

671 ms

main_search_bg_new.png

main_search_bg_new.png

692 ms

search_bg.png

search_bg.png

698 ms

search_btn.png

search_btn.png

701 ms

advance_search_arrow_filter_down.png

advance_search_arrow_filter_down.png

895 ms

main_search_purple_left.gif

main_search_purple_left.gif

926 ms

main_search_purple_right.gif

main_search_purple_right.gif

937 ms

main_search_arrow.png

main_search_arrow.png

939 ms

main_search_white_left.gif

main_search_white_left.gif

1117 ms

main_search_white_right.gif

main_search_white_right.gif

1155 ms

email.png

email.png

1168 ms

banner-bg-white.png

banner-bg-white.png

1171 ms

diploma-in-business-01.jpg

diploma-in-business-01.jpg

1364 ms

seal-script-01.jpg

seal-script-01.jpg

1384 ms

fitness-01-01.jpg

fitness-01-01.jpg

1627 ms

LUOpenday_banner_April-01.jpg

LUOpenday_banner_April-01.jpg

1646 ms

tab_dim_left.gif

tab_dim_left.gif

1403 ms

tab_dim_right.gif

tab_dim_right.gif

1589 ms

main_middle_arrow_down.png

main_middle_arrow_down.png

1605 ms

dot.png

dot.png

1636 ms

home_prog_bg.png

home_prog_bg.png

1812 ms

ga.js

ga.js

5 ms

qlink_left_arr.jpg

qlink_left_arr.jpg

1816 ms

__utm.gif

__utm.gif

11 ms

__utm.gif

__utm.gif

14 ms

collect

collect

72 ms

ajax_short_course

ajax_short_course

1686 ms

ajax_postgraduate

ajax_postgraduate

1679 ms

saved_programme

saved_programme

1676 ms

logo-2.jpg

logo-2.jpg

1730 ms

logo-1.jpg

logo-1.jpg

1732 ms

hkss_new.jpg

hkss_new.jpg

1794 ms

APL&OLE.jpg

APL&OLE.jpg

1679 ms

soul.fw.png

soul.fw.png

2096 ms

qlink_right_arr.jpg

qlink_right_arr.jpg

1718 ms

caring_org.jpg

caring_org.jpg

1714 ms

ima_medium_bic.png

ima_medium_bic.png

1547 ms

ima-square-badge-t10ww.png

ima-square-badge-t10ww.png

1566 ms

tab_bright_left.gif

tab_bright_left.gif

1643 ms

tab_bright_right.gif

tab_bright_right.gif

1716 ms

space-print.css

space-print.css

235 ms

Accessibility Review

space.hku.hk accessibility score

74

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

ARIA input fields do not have accessible names

High

[role]s are not contained by their required parent element

High

[aria-*] attributes do not have valid values

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

space.hku.hk best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

space.hku.hk SEO score

81

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

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 Space.hku.hk 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 Space.hku.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.

Social Sharing Optimization

space.hku.hk

Open Graph description is not detected on the main page of SPACE HKU. 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: