Tools & Wizards About Us
resources.hkedcity.net screenshot

Report Summary

  • 0

    Performance

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 80

    SEO

    Google-friendlier than
    42% of websites

resources.hkedcity.net

教學資源庫

Page Load Speed

11.8 sec in total

First Response

889 ms

Resources Loaded

10.5 sec

Page Rendered

378 ms

resources.hkedcity.net screenshot

About Website

Welcome to resources.hkedcity.net homepage info - get ready to check Resources Hkedcity best content for Hong Kong right away, or after learning these important things about resources.hkedcity.net

「教學資源庫」是香港教育城的一站式教學資源儲存庫暨搜尋器，教師可按學習領域、資源性質(如筆記/工作紙、教育多媒體等)搜尋及篩選教學材料、輕鬆備課。

Visit resources.hkedcity.net

Key Findings

We analyzed Resources.hkedcity.net page load time and found that the first response time was 889 ms and then it took 10.9 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

resources.hkedcity.net performance score

0

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value19.8 s

0/100

25%

SI (Speed Index)

Value20.8 s

0/100

10%

TBT (Total Blocking Time)

Value3,890 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value1.143

1/100

15%

TTI (Time to Interactive)

Value33.0 s

0/100

10%

Network Requests Diagram

resources.hkedcity.net

889 ms

resources.hkedcity.net

1314 ms

topbar.js.php

1525 ms

control.js

1266 ms

topbar.js.php

860 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 38% of them (15 requests) were addressed to the original Resources.hkedcity.net, 28% (11 requests) were made to Videoplayer.hkedcity.net and 8% (3 requests) were made to Static1.hkedcity.net. The less responsive or slowest element that took the longest time to load (2.8 sec) belongs to the original domain Resources.hkedcity.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 39.8 kB (20%)

Content Size

194.9 kB

After Optimization

155.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Resources.hkedcity.net main page is 194.9 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. 25% of websites need less resources to load. Images take 86.3 kB which makes up the majority of the site volume.

HTML Optimization

-71%

Potential reduce by 8.4 kB

  • Original 11.9 kB
  • After minification 10.3 kB
  • After compression 3.5 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 1.6 kB, which is 13% 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 8.4 kB or 71% of the original size.

Image Optimization

-5%

Potential reduce by 4.4 kB

  • Original 86.3 kB
  • After minification 81.9 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. Resources Hkedcity images are well optimized though.

JavaScript Optimization

-8%

Potential reduce by 4.7 kB

  • Original 55.6 kB
  • After minification 55.6 kB
  • After compression 51.0 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. This website has mostly compressed JavaScripts.

CSS Optimization

-54%

Potential reduce by 22.3 kB

  • Original 41.0 kB
  • After minification 36.2 kB
  • After compression 18.8 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. Resources.hkedcity.net needs all CSS files to be minified and compressed as it can save up to 22.3 kB or 54% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (52%)

Requests Now

33

After Optimization

16

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Resources Hkedcity. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

resources.hkedcity.net

resources.hkedcity.net

889 ms

resources.hkedcity.net

resources.hkedcity.net

1314 ms

topbar.js.php

topbar.js.php

1525 ms

control.js

control.js

1266 ms

topbar.js.php

topbar.js.php

860 ms

idangerous.swiper.css

idangerous.swiper.css

1305 ms

teacher_style.css

teacher_style.css

1093 ms

rd_style_2021.css

rd_style_2021.css

866 ms

rd_upper_2021.css

rd_upper_2021.css

882 ms

rd_article_list.css

rd_article_list.css

882 ms

jquery.placeholder.min.js

jquery.placeholder.min.js

893 ms

rd_common_2021.js.php

rd_common_2021.js.php

1104 ms

rd_index_2021.js.php

rd_index_2021.js.php

1111 ms

snippet.js

snippet.js

34 ms

widget.js

widget.js

1167 ms

spacer.gif

spacer.gif

223 ms

rd_search_bg02.jpg

rd_search_bg02.jpg

2791 ms

rd_logo_chi.png

rd_logo_chi.png

216 ms

bg-fp-menu.jpg

bg-fp-menu.jpg

218 ms

photo_index01.png

photo_index01.png

449 ms

photo_index06.png

photo_index06.png

220 ms

397cd97d10f3cc9b073cf09207e21177

397cd97d10f3cc9b073cf09207e21177

1355 ms

btn_application_check.png

btn_application_check.png

1084 ms

btn_application_check.png

btn_application_check.png

424 ms

topbar.js.php

topbar.js.php

1950 ms

jquery-1.12.4.min.js

jquery-1.12.4.min.js

1060 ms

control.js

control.js

214 ms

jwt.js.php

jwt.js.php

855 ms

player.js

player.js

40 ms

EdVideoPlayer_Access.min.js

EdVideoPlayer_Access.min.js

858 ms

EdVideoPlayer_Stats.min.js

EdVideoPlayer_Stats.min.js

873 ms

EdVideoPlayer.min.js

EdVideoPlayer.min.js

887 ms

videocomp.css

videocomp.css

1065 ms

hkecl_utilities.css

hkecl_utilities.css

223 ms

btn_application_check.png

btn_application_check.png

218 ms

prepare_common_session.php

prepare_common_session.php

239 ms

arrow_up.png

arrow_up.png

216 ms

arrow_down.png

arrow_down.png

212 ms

2653 ms

Accessibility Review

resources.hkedcity.net accessibility score

84

Accessibility Issues

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.

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

High

<frame> or <iframe> elements do not have a title

High

Form elements do not have associated labels

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

Best Practices

resources.hkedcity.net best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

resources.hkedcity.net SEO score

80

Search Engine Optimization Advices

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

    ZH

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Resources.hkedcity.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Resources.hkedcity.net 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

resources.hkedcity.net

Open Graph data is detected on the main page of Resources Hkedcity. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: