Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

cis.edu.sg

Canadian International School in Singapore - CIS Singapore

Page Load Speed

13.3 sec in total

First Response

552 ms

Resources Loaded

12.1 sec

Page Rendered

646 ms

cis.edu.sg screenshot

About Website

Click here to check amazing CIS content for Singapore. Otherwise, check out these important facts you probably never knew about cis.edu.sg

The Canadian International School in Singapore is one of the best IB schools in Singapore offering all 3 IB programmes for students aged 2 to 18 years.

Visit cis.edu.sg

Key Findings

We analyzed Cis.edu.sg page load time and found that the first response time was 552 ms and then it took 12.7 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

cis.edu.sg performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.1 s

22/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value20.1 s

0/100

10%

TBT (Total Blocking Time)

Value4,230 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value23.0 s

1/100

10%

Network Requests Diagram

cis.edu.sg

552 ms

index.cfm

6641 ms

styles.cfm

91 ms

ss.css

153 ms

jquery.min.js

443 ms

Our browser made a total of 116 requests to load all elements on the main page. We found that 47% of them (54 requests) were addressed to the original Cis.edu.sg, 15% (17 requests) were made to Securejs.finalsite.com and 9% (10 requests) were made to Cismosaic.com. The less responsive or slowest element that took the longest time to load (6.6 sec) belongs to the original domain Cis.edu.sg.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.0 MB (31%)

Content Size

3.3 MB

After Optimization

2.3 MB

In fact, the total size of Cis.edu.sg main page is 3.3 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 56.3 kB

  • Original 72.7 kB
  • After minification 68.3 kB
  • After compression 16.4 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 56.3 kB or 77% of the original size.

Image Optimization

-13%

Potential reduce by 282.4 kB

  • Original 2.2 MB
  • After minification 1.9 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, CIS needs image optimization as it can save up to 282.4 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-62%

Potential reduce by 571.9 kB

  • Original 919.7 kB
  • After minification 866.9 kB
  • After compression 347.7 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 571.9 kB or 62% of the original size.

CSS Optimization

-82%

Potential reduce by 106.3 kB

  • Original 130.2 kB
  • After minification 97.6 kB
  • After compression 23.9 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. Cis.edu.sg needs all CSS files to be minified and compressed as it can save up to 106.3 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 55 (51%)

Requests Now

108

After Optimization

53

The browser has sent 108 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CIS. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

cis.edu.sg accessibility score

60

Accessibility Issues

ARIA

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.

Impact

Issue

High

[aria-*] attributes do not match their roles

High

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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[aria-*] attributes do not have valid values

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

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

cis.edu.sg best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cis.edu.sg SEO score

76

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

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

    EN

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cis.edu.sg 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 Cis.edu.sg main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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