Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

centennialcollege.ca

Centennial College - Centennial College

Page Load Speed

75.6 sec in total

First Response

263 ms

Resources Loaded

40.7 sec

Page Rendered

34.7 sec

centennialcollege.ca screenshot

About Website

Click here to check amazing Centennial College content for Canada. Otherwise, check out these important facts you probably never knew about centennialcollege.ca

We have over 400 diploma, degree, and certificate program offerings to help launch your career. With more accredited programs, pioneering research projects and partnerships that offer semesters or pla...

Visit centennialcollege.ca

Key Findings

We analyzed Centennialcollege.ca page load time and found that the first response time was 263 ms and then it took 75.3 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster.

Performance Metrics

centennialcollege.ca performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value15.4 s

0/100

10%

LCP (Largest Contentful Paint)

Value24.4 s

0/100

25%

SI (Speed Index)

Value16.9 s

0/100

10%

TBT (Total Blocking Time)

Value2,120 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.015

100/100

15%

TTI (Time to Interactive)

Value25.7 s

0/100

10%

Network Requests Diagram

centennialcollege.ca

263 ms

www.centennialcollege.ca

377 ms

modernizr.js

686 ms

webfont.js

63 ms

centennial-webfont.js

683 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 23% of them (14 requests) were addressed to the original Centennialcollege.ca, 23% (14 requests) were made to Embed.widencdn.net and 7% (4 requests) were made to Platform.twitter.com. The less responsive or slowest element that took the longest time to load (6.4 sec) relates to the external source Syndication.twitter.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 676.3 kB (10%)

Content Size

6.4 MB

After Optimization

5.8 MB

In fact, the total size of Centennialcollege.ca main page is 6.4 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 5.6 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 138.3 kB

  • Original 166.0 kB
  • After minification 134.2 kB
  • After compression 27.6 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 31.8 kB, which is 19% 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 138.3 kB or 83% of the original size.

Image Optimization

-5%

Potential reduce by 258.8 kB

  • Original 5.6 MB
  • After minification 5.3 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. Centennial College images are well optimized though.

JavaScript Optimization

-26%

Potential reduce by 123.0 kB

  • Original 480.2 kB
  • After minification 440.3 kB
  • After compression 357.2 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 123.0 kB or 26% of the original size.

CSS Optimization

-82%

Potential reduce by 156.1 kB

  • Original 189.9 kB
  • After minification 189.9 kB
  • After compression 33.8 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. Centennialcollege.ca needs all CSS files to be minified and compressed as it can save up to 156.1 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 30 (55%)

Requests Now

55

After Optimization

25

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Centennial College. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

centennialcollege.ca accessibility score

78

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-hidden="true"] elements contain focusable descendents

High

[aria-*] attributes are not valid or misspelled

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

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

High

Links do not have a discernible name

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.

Best Practices

centennialcollege.ca 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

High

Missing source maps for large first-party JavaScript

SEO Factors

centennialcollege.ca SEO score

81

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

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

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Centennialcollege.ca can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Centennialcollege.ca 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

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