8.7 sec in total
1.3 sec
7.3 sec
110 ms
Click here to check amazing Lib Ouhk content for Hong Kong. Otherwise, check out these important facts you probably never knew about lib.ouhk.edu.hk
The mission of the Hong Kong Metropolitan University (formerly the Open University of Hong Kong) Library is to provide quality scholarly resources, responsive user services, and a convenient environme...
Visit lib.ouhk.edu.hkWe analyzed Lib.ouhk.edu.hk page load time and found that the first response time was 1.3 sec and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
lib.ouhk.edu.hk performance score
name
value
score
weighting
Value10.7 s
0/100
10%
Value34.7 s
0/100
25%
Value36.0 s
0/100
10%
Value1,000 ms
27/100
30%
Value0.087
93/100
15%
Value34.2 s
0/100
10%
1341 ms
1584 ms
677 ms
449 ms
1543 ms
Our browser made a total of 36 requests to load all elements on the main page. We found that 92% of them (33 requests) were addressed to the original Lib.ouhk.edu.hk, 6% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Metalib.lib.ouhk.edu.hk. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Lib.ouhk.edu.hk.
Page size can be reduced by 238.9 kB (47%)
512.0 kB
273.1 kB
In fact, the total size of Lib.ouhk.edu.hk main page is 512.0 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. 30% of websites need less resources to load. Images take 258.1 kB which makes up the majority of the site volume.
Potential reduce by 69.1 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 18.2 kB, which is 22% 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 69.1 kB or 82% of the original size.
Potential reduce by 40.0 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 Ouhk needs image optimization as it can save up to 40.0 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 98.0 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 98.0 kB or 75% of the original size.
Potential reduce by 31.7 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. Lib.ouhk.edu.hk needs all CSS files to be minified and compressed as it can save up to 31.7 kB or 83% of the original size.
Number of requests can be reduced by 14 (42%)
33
19
The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Lib Ouhk. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.
lib.ouhk.edu.hk
1341 ms
search.do
1584 ms
primo_library_css.css
677 ms
primo_library_css.js
449 ms
primo_library_web.js
1543 ms
add2home.js
451 ms
add2home.css
451 ms
searchDb.js
699 ms
lib_func.js
670 ms
gbs.js
484 ms
pleaseWait.js
483 ms
elib_left_logo.gif
856 ms
elib_right_logo.gif
854 ms
icon_arrow_sendTo.png
852 ms
banner.png
857 ms
new02.png
857 ms
arrow9-R.png
854 ms
arrow9-L.png
863 ms
sponsor.gif
862 ms
ga.js
849 ms
bg_strip_subNav.png
857 ms
bg_diagonal_subNav.png
856 ms
icon_star_on.png
858 ms
bg_strip_searchPanel.png
854 ms
bg_strip_search_tabs.png
852 ms
icon_clear_search.png
1730 ms
self_checkout_service_e.jpg
474 ms
Lib_OV_YouTube_e.jpg
660 ms
Westlaw_e.jpg
890 ms
tutorials_e.jpg
475 ms
Use_of_eResources_e.jpg
671 ms
__utm.gif
453 ms
bullet_arrow_orange.png
223 ms
sign_in.png
222 ms
primo_access.cgi
701 ms
mobile_ouhk.css
226 ms
lib.ouhk.edu.hk accessibility score
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
button, link, and menuitem elements do not have accessible names.
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Image elements do not have [alt] attributes
Form elements do not have associated labels
Links do not have a discernible name
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
lib.ouhk.edu.hk best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
User Experience
Impact
Issue
Displays images with incorrect aspect ratio
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
lib.ouhk.edu.hk SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Image elements do not have [alt] attributes
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
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
Document uses legible font sizes
Tap targets are not sized appropriately
EN
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Lib.ouhk.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.ouhk.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.
lib.ouhk.edu.hk
Open Graph description is not detected on the main page of Lib Ouhk. 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: