Access osa.hksyu.edu. Office of Student Affairs, HKSYU

name

value

score

weighting

FCP (First Contentful Paint)

Value20.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value28.9 s

0/100

25%

SI (Speed Index)

Value23.5 s

0/100

10%

TBT (Total Blocking Time)

Value510 ms

57/100

30%

CLS (Cumulative Layout Shift)

Value0.234

53/100

15%

TTI (Time to Interactive)

Value27.7 s

0/100

10%

osa.hksyu.edu

721 ms

osa.hksyu.edu

2304 ms

wp-emoji-release.min.js

897 ms

css

32 ms

global.css

909 ms

Our browser made a total of 110 requests to load all elements on the main page. We found that 95% of them (105 requests) were addressed to the original Osa.hksyu.edu, 3% (3 requests) were made to Fonts.googleapis.com and 2% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.3 sec) belongs to the original domain Osa.hksyu.edu.

Content Size

5.0 MB

After Optimization

2.2 MB

In fact, the total size of Osa.hksyu.edu main page is 5.0 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. 60% of websites need less resources to load. Images take 2.0 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 171.2 kB

Original 192.9 kB
After minification 177.6 kB
After compression 21.8 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 171.2 kB or 89% of the original size.

Image Optimization

-16%

Potential reduce by 308.9 kB

Original 2.0 MB
After minification 1.7 MB

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, Osa HKSYU needs image optimization as it can save up to 308.9 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-72%

Potential reduce by 844.8 kB

Original 1.2 MB
After minification 1.2 MB
After compression 334.9 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 844.8 kB or 72% of the original size.

CSS Optimization

-86%

Potential reduce by 1.5 MB

Original 1.7 MB
After minification 1.7 MB
After compression 238.6 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. Osa.hksyu.edu needs all CSS files to be minified and compressed as it can save up to 1.5 MB or 86% of the original size.

Requests Now

After Optimization

The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Osa HKSYU. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 42 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-hidden="true"] elements contain focusable descendents

These are opportunities to improve the legibility of your content.

High

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

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Page has valid source maps

Search Engine Optimization Advices

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

High

Links do not have descriptive text

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

High

Links are not crawlable

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

EN
Language Claimed

EN
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Osa.hksyu.edu 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 Osa.hksyu.edu 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

osa.hksyu.edu

Open Graph description is not detected on the main page of Osa HKSYU. 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:

Report Summary

Performance

Accessibility

Best Practices

SEO

Office of Student Affairs, HKSYU

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

osa.hksyu.edu

osa.hksyu.edu

wp-emoji-release.min.js

css

global.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

osa.hksyu.edu

osa.hksyu.edu

wp-emoji-release.min.js

css

global.css

frontend-lite.min.css

post-81.css

all.min.css

bdt-uikit.css

prime-slider-site.css

pa-frontend-ea15d0013.min.css

style.min.css

classic-themes.min.css

fonts.css

sumoselect.min.css

jquery.mCustomScrollbar.min.css

css

styles.min.css

style.min.css

simple-line-icons.min.css

style.min.css

c0b90c3d4073a93955e8f0c478bd97cf.css

ekiticons.css

style.css

default.css

EWLstyle.css

elementor-icons.min.css

swiper.min.css

post-6.css

style.css

she-header-style.css

post-33.css

widget-styles.css

responsive.css

general.min.css

bellows.min.css

font-awesome.min.css

widgets.css

css

fontawesome.min.css

solid.min.css

brands.min.css

ps-general.css