7 sec in total
687 ms
6.1 sec
209 ms
Welcome to vsa.edu.hk homepage info - get ready to check Vsa best content for Hong Kong right away, or after learning these important things about vsa.edu.hk
Home - Victoria Shanghai Academy
Visit vsa.edu.hkWe analyzed Vsa.edu.hk page load time and found that the first response time was 687 ms and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.
vsa.edu.hk performance score
name
value
score
weighting
Value4.8 s
11/100
10%
Value5.2 s
22/100
25%
Value15.8 s
0/100
10%
Value5,430 ms
0/100
30%
Value0.472
18/100
15%
Value24.1 s
0/100
10%
687 ms
1344 ms
1457 ms
1675 ms
659 ms
Our browser made a total of 46 requests to load all elements on the main page. We found that 80% of them (37 requests) were addressed to the original Vsa.edu.hk, 9% (4 requests) were made to Google-analytics.com and 4% (2 requests) were made to Javacatz.com. The less responsive or slowest element that took the longest time to load (1.8 sec) belongs to the original domain Vsa.edu.hk.
Page size can be reduced by 485.2 kB (29%)
1.7 MB
1.2 MB
In fact, the total size of Vsa.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. 40% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.
Potential reduce by 108.9 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 43.8 kB, which is 37% 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 108.9 kB or 92% of the original size.
Potential reduce by 70.4 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. Vsa images are well optimized though.
Potential reduce by 219.9 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 219.9 kB or 72% of the original size.
Potential reduce by 86.0 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. Vsa.edu.hk needs all CSS files to be minified and compressed as it can save up to 86.0 kB or 86% of the original size.
Number of requests can be reduced by 25 (61%)
41
16
The browser has sent 41 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vsa. 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 8 to 1 for CSS and as a result speed up the page load time.
vsa.edu.hk
687 ms
www.vsa.edu.hk
1344 ms
1457 ms
prototype.js
1675 ms
common.css
659 ms
vsa.css
1551 ms
scriptaculous.js
681 ms
common.js
1806 ms
vsa.js
1340 ms
lightbox.js
1350 ms
socialbookmark.css
463 ms
socialbookmark.js
493 ms
css
25 ms
lightbox.css
1305 ms
reset-fonts-grids.css
228 ms
sendToFriend.css
217 ms
effects.js
241 ms
analytics.js
19 ms
ga.js
36 ms
print.css
236 ms
collect
84 ms
__utm.gif
24 ms
homepage1.jpg
1050 ms
bg-header.png
232 ms
logo-vsa.png
446 ms
button.png
229 ms
icon-arrow-white.png
228 ms
bg-langs-close.gif
343 ms
bg-langs.png
450 ms
bg-topnav.gif
443 ms
bg-page-home.png
450 ms
sec_ad.jpg
989 ms
bg-home-highlight-title.png
659 ms
primary-sec2.jpg
900 ms
Secondary-section.jpg
910 ms
bg-link-arrow.png
670 ms
logo-ib-2014.png
880 ms
cis-new-logo.png
896 ms
logo-neasc-2014.png
1104 ms
acamis_logo.jpg
1124 ms
facebook.png
1118 ms
twitter.jpg
1352 ms
loading.gif
1209 ms
closelabel.gif
1256 ms
BkZwJXYnumPMepfEA344yQ.ttf
25 ms
eFfAHNfFT0YtF77QmRKRj_esZW2xOQ-xsNqO47m55DA.ttf
38 ms
vsa.edu.hk accessibility score
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
Buttons do not have an accessible name
<frame> or <iframe> elements do not have a title
Links do not have a discernible name
vsa.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
Serves images with low resolution
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
Missing source maps for large first-party JavaScript
vsa.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
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
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vsa.edu.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 Vsa.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.
vsa.edu.hk
Open Graph description is not detected on the main page of Vsa. 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: