7.1 sec in total
1.1 sec
5.7 sec
261 ms
Welcome to sjc.edu.hk homepage info - get ready to check Sjc best content for Hong Kong right away, or after learning these important things about sjc.edu.hk
Visit sjc.edu.hkWe analyzed Sjc.edu.hk page load time and found that the first response time was 1.1 sec and then it took 6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster. This domain responded with an error, which can significantly jeopardize Sjc.edu.hk rating and web reputation
sjc.edu.hk performance score
name
value
score
weighting
Value4.2 s
20/100
10%
Value14.9 s
0/100
25%
Value12.0 s
4/100
10%
Value80 ms
99/100
30%
Value0.005
100/100
15%
Value12.7 s
13/100
10%
1123 ms
439 ms
449 ms
452 ms
450 ms
Our browser made a total of 55 requests to load all elements on the main page. We found that 85% of them (47 requests) were addressed to the original Sjc.edu.hk, 5% (3 requests) were made to S.ytimg.com and 4% (2 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (3.7 sec) belongs to the original domain Sjc.edu.hk.
Page size can be reduced by 980.1 kB (24%)
4.0 MB
3.1 MB
In fact, the total size of Sjc.edu.hk main page is 4.0 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. 65% of websites need less resources to load. Images take 3.0 MB which makes up the majority of the site volume.
Potential reduce by 46.8 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. This page needs HTML code to be minified as it can gain 7.5 kB, which is 14% 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 46.8 kB or 86% of the original size.
Potential reduce by 146.0 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. Sjc images are well optimized though.
Potential reduce by 571.7 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 571.7 kB or 75% of the original size.
Potential reduce by 215.7 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. Sjc.edu.hk needs all CSS files to be minified and compressed as it can save up to 215.7 kB or 83% of the original size.
Number of requests can be reduced by 16 (33%)
48
32
The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sjc. 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 5 to 1 for CSS and as a result speed up the page load time.
sjc.edu.hk
1123 ms
GW_SJC_General.css
439 ms
GW_SJC_FrontPage.css
449 ms
jquery.fancybox.css
452 ms
jquery.fancybox-buttons.css
450 ms
jquery.min.js
1097 ms
jquery.cycle.js
1089 ms
jquery.innerfade.js
669 ms
SpryEffects.js
1337 ms
jquery.fancybox.js
1130 ms
jquery.fancybox-buttons.js
696 ms
jquery.backgroundSize.js
890 ms
jquery-1.9.1.min.js
1853 ms
jssor.js
1777 ms
jssor.slider.js
2165 ms
bg1.jpg
666 ms
darkgreen.jpg
229 ms
SJCHeaderLogo.png
228 ms
bg20.jpg
2073 ms
bg18.jpg
1825 ms
bg16.jpg
3652 ms
bg13.jpg
1559 ms
bg14.jpg
1646 ms
bg2.jpg
1703 ms
bg5.jpg
1903 ms
achievement.jpg
1809 ms
su.jpg
1936 ms
oldboys.jpg
2052 ms
PTA.jpg
2070 ms
SJCOBA.jpg
2155 ms
sjc_news.png
2169 ms
g1.jpg
2307 ms
g2.jpg
2564 ms
g3.jpg
2563 ms
g4.jpg
2395 ms
footerlogos.png
2390 ms
OpenSans-Light.ttf
2790 ms
fKxeu4wmt24
303 ms
loading.gif
1836 ms
b05.png
1863 ms
a12.png
2037 ms
highlights.jpg
2037 ms
notices.jpg
2110 ms
achievements.jpg
2138 ms
info.jpg
2307 ms
special.jpg
2308 ms
gallery.jpg
2310 ms
OpenSans-Regular.ttf
2568 ms
www-embed-player-vfl8xM8me.css
82 ms
www-embed-player.js
122 ms
base.js
246 ms
Tqng9ngJVK4Gqvh3e602hP-HqlN49KFEUSDtmrOPmWo.js
21 ms
ad_status.js
27 ms
zN7GBFwfMP4uA6AR0HCoLQ.ttf
110 ms
RxZJdnzeo3R5zSexge8UUaCWcynf_cDxXwCLxiixG1c.ttf
123 ms
sjc.edu.hk accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Internationalization and localization
These are opportunities to improve the interpretation of your content by users in different locales.
Impact
Issue
<html> element does not have a [lang] attribute
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
Links do not have a discernible name
sjc.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
sjc.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
Image elements do not have [alt] attributes
EN
N/A
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sjc.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 Sjc.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.
sjc.edu.hk
Open Graph description is not detected on the main page of Sjc. 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: