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edlis.ied.edu.hk screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

edlis.ied.edu.hk

Page Load Speed

6.6 sec in total

First Response

719 ms

Resources Loaded

5.8 sec

Page Rendered

101 ms

edlis.ied.edu.hk screenshot

About Website

Welcome to edlis.ied.edu.hk homepage info - get ready to check Edlis Ied best content for Hong Kong right away, or after learning these important things about edlis.ied.edu.hk

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Key Findings

We analyzed Edlis.ied.edu.hk page load time and found that the first response time was 719 ms and then it took 5.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

edlis.ied.edu.hk performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.6 s

0/100

10%

LCP (Largest Contentful Paint)

Value12.2 s

0/100

25%

SI (Speed Index)

Value15.3 s

1/100

10%

TBT (Total Blocking Time)

Value150 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value11.1 s

20/100

10%

Network Requests Diagram

edlis.ied.edu.hk

719 ms

ProStyles.css

240 ms

elcontent.js

435 ms

common.js

667 ms

hkied_ie_styles.css

1323 ms

Our browser made a total of 32 requests to load all elements on the main page. We found that 25% of them (8 requests) were addressed to the original Edlis.ied.edu.hk, 66% (21 requests) were made to Lib.ied.edu.hk and 6% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.8 sec) relates to the external source Lib.ied.edu.hk.

Page Optimization Overview & Recommendations

Page size can be reduced by 239.9 kB (72%)

Content Size

331.0 kB

After Optimization

91.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Edlis.ied.edu.hk main page is 331.0 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. 15% of websites need less resources to load. Images take 139.5 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 16.9 kB

  • Original 21.4 kB
  • After minification 17.8 kB
  • After compression 4.5 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 3.7 kB, which is 17% 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 16.9 kB or 79% of the original size.

Image Optimization

-65%

Potential reduce by 91.0 kB

  • Original 139.5 kB
  • After minification 48.5 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, Edlis Ied needs image optimization as it can save up to 91.0 kB or 65% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-64%

Potential reduce by 43.1 kB

  • Original 67.1 kB
  • After minification 49.6 kB
  • After compression 23.9 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 43.1 kB or 64% of the original size.

CSS Optimization

-86%

Potential reduce by 88.9 kB

  • Original 103.0 kB
  • After minification 62.9 kB
  • After compression 14.1 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. Edlis.ied.edu.hk needs all CSS files to be minified and compressed as it can save up to 88.9 kB or 86% of the original size.

Requests Breakdown

Number of requests can be reduced by 17 (55%)

Requests Now

31

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 31 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Edlis Ied. 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 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

edlis.ied.edu.hk

edlis.ied.edu.hk

719 ms

ProStyles.css

ProStyles.css

240 ms

elcontent.js

elcontent.js

435 ms

common.js

common.js

667 ms

hkied_ie_styles.css

hkied_ie_styles.css

1323 ms

hkied_styles.css

hkied_styles.css

2377 ms

features.js

features.js

465 ms

jquery.min.js

jquery.min.js

28 ms

scrolltopcontrol.js

scrolltopcontrol.js

1748 ms

style.css

style.css

1749 ms

dropdown.css

dropdown.css

1757 ms

default.advanced.css

default.advanced.css

1759 ms

header_webpac.css

header_webpac.css

1764 ms

base.js

base.js

2170 ms

widget.js

widget.js

2843 ms

header.js

header.js

2178 ms

default.css

default.css

217 ms

helper.css

helper.css

223 ms

ga.js

ga.js

41 ms

searchtips.gif

searchtips.gif

246 ms

bullet1.gif

bullet1.gif

241 ms

newsrch.gif

newsrch.gif

247 ms

home.jpg

home.jpg

847 ms

search2.gif

search2.gif

442 ms

t_spacer.png

t_spacer.png

422 ms

lib_logo_revised_g1.jpg

lib_logo_revised_g1.jpg

845 ms

lib_logo_revised_g2.jpg

lib_logo_revised_g2.jpg

885 ms

pulldown.jpg

pulldown.jpg

888 ms

dropdown_pane.png

dropdown_pane.png

1729 ms

2top.gif

2top.gif

865 ms

__utm.gif

__utm.gif

12 ms

printStyle.css

printStyle.css

424 ms

Accessibility Review

edlis.ied.edu.hk accessibility score

82

Accessibility Issues

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

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

edlis.ied.edu.hk best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

edlis.ied.edu.hk SEO score

75

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

Language and Encoding

  • Language Detected

    N/A

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Edlis.ied.edu.hk can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Edlis.ied.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.

Social Sharing Optimization

edlis.ied.edu.hk

Open Graph description is not detected on the main page of Edlis Ied. 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: