Tools & Wizards About Us
hdsb.ca screenshot

Report Summary

  • 32

    Performance

    Renders faster than
    52% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

hdsb.ca

Halton District School Board

Page Load Speed

1.7 sec in total

First Response

183 ms

Resources Loaded

1.3 sec

Page Rendered

167 ms

hdsb.ca screenshot

About Website

Welcome to hdsb.ca homepage info - get ready to check Hdsb best content for Canada right away, or after learning these important things about hdsb.ca

The Halton District School Board provides education for 64,000 students in Kindergarten to Grade 12 in Burlington, Halton Hills, Milton and Oakville.

Visit hdsb.ca

Key Findings

We analyzed Hdsb.ca page load time and found that the first response time was 183 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

hdsb.ca performance score

32

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.3 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.0 s

0/100

25%

SI (Speed Index)

Value12.8 s

2/100

10%

TBT (Total Blocking Time)

Value330 ms

75/100

30%

CLS (Cumulative Layout Shift)

Value0.199

62/100

15%

TTI (Time to Interactive)

Value22.6 s

1/100

10%

Network Requests Diagram

hdsb.ca

183 ms

Home.aspx

315 ms

controls.css

91 ms

HDSBBand.css

92 ms

HtmlEditorCustomStyles.css

91 ms

Our browser made a total of 61 requests to load all elements on the main page. We found that 89% of them (54 requests) were addressed to the original Hdsb.ca, 7% (4 requests) were made to Translate.googleapis.com and 3% (2 requests) were made to Gstatic.com. The less responsive or slowest element that took the longest time to load (461 ms) belongs to the original domain Hdsb.ca.

Page Optimization Overview & Recommendations

Page size can be reduced by 813.1 kB (44%)

Content Size

1.8 MB

After Optimization

1.0 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hdsb.ca main page is 1.8 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. 40% of websites need less resources to load. Javascripts take 812.9 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 51.8 kB

  • Original 60.4 kB
  • After minification 39.6 kB
  • After compression 8.7 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 20.8 kB, which is 34% 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 51.8 kB or 86% of the original size.

Image Optimization

-7%

Potential reduce by 56.8 kB

  • Original 806.7 kB
  • After minification 749.9 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. Hdsb images are well optimized though.

JavaScript Optimization

-71%

Potential reduce by 574.6 kB

  • Original 812.9 kB
  • After minification 703.4 kB
  • After compression 238.3 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 574.6 kB or 71% of the original size.

CSS Optimization

-83%

Potential reduce by 130.0 kB

  • Original 157.1 kB
  • After minification 128.7 kB
  • After compression 27.2 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. Hdsb.ca needs all CSS files to be minified and compressed as it can save up to 130.0 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 32 (57%)

Requests Now

56

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 56 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hdsb. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

hdsb.ca

hdsb.ca

183 ms

Home.aspx

Home.aspx

315 ms

controls.css

controls.css

91 ms

HDSBBand.css

HDSBBand.css

92 ms

HtmlEditorCustomStyles.css

HtmlEditorCustomStyles.css

91 ms

HtmlEditorTableFormats.css

HtmlEditorTableFormats.css

92 ms

pageLayouts.css

pageLayouts.css

96 ms

core.css

core.css

179 ms

HDSBStyle.css

HDSBStyle.css

222 ms

init.js

init.js

266 ms

msstring.js

msstring.js

138 ms

Menu.js

Menu.js

234 ms

non_ie.js

non_ie.js

273 ms

jquery-1.5.min.js

jquery-1.5.min.js

332 ms

jquery.cycle.js

jquery.cycle.js

230 ms

slideshow.js

slideshow.js

275 ms

jquery-lightbox.js

jquery-lightbox.js

278 ms

jquery-lightbox.css

jquery-lightbox.css

283 ms

modernizr.js

modernizr.js

316 ms

bootstrap.min.js

bootstrap.min.js

367 ms

WebResource.axd

WebResource.axd

289 ms

Menu.css

Menu.css

290 ms

WebResource.axd

WebResource.axd

327 ms

element.js

element.js

50 ms

core.js

core.js

438 ms

initNoPresence.js

initNoPresence.js

308 ms

search.js

search.js

309 ms

hdsb_bckgrnd_add.gif

hdsb_bckgrnd_add.gif

57 ms

hdsb_logo.gif

hdsb_logo.gif

60 ms

hdsb_btn_up.png

hdsb_btn_up.png

57 ms

webstreaming.png

webstreaming.png

305 ms

bhm_slide_950x200c02.png

bhm_slide_950x200c02.png

410 ms

kindergarten_slide_950x200.png

kindergarten_slide_950x200.png

417 ms

weather_slide_950x200.png

weather_slide_950x200.png

269 ms

welcome_slide_950x200.png

welcome_slide_950x200.png

261 ms

NBA-All-Star-16-241.jpg-web.jpg

NBA-All-Star-16-241.jpg-web.jpg

251 ms

icon_rss_lrg.jpg

icon_rss_lrg.jpg

309 ms

twitter.png

twitter.png

320 ms

labour_banner-235x70.png

labour_banner-235x70.png

325 ms

findaschool_banner-235x70.png

findaschool_banner-235x70.png

356 ms

transport_banner-235x70.png

transport_banner-235x70.png

360 ms

mental_health_banner-235x70.png

mental_health_banner-235x70.png

375 ms

en_fr_banner-235x70.png

en_fr_banner-235x70.png

380 ms

edmatters_banner-235x70.png

edmatters_banner-235x70.png

410 ms

sp_ed_banner-235x70.png

sp_ed_banner-235x70.png

415 ms

pic_banner-235x70.png

pic_banner-235x70.png

430 ms

HLF_banner-235x70.png

HLF_banner-235x70.png

433 ms

thecentre_banner-235x70.png

thecentre_banner-235x70.png

459 ms

cyberplex_logo.gif

cyberplex_logo.gif

461 ms

translateelement.css

translateelement.css

60 ms

main.js

main.js

93 ms

hdsb-gnav-bg.gif

hdsb-gnav-bg.gif

382 ms

hdsb-gnav-divider.gif

hdsb-gnav-divider.gif

383 ms

dot_up.png

dot_up.png

399 ms

hdsb-home-col-bg-tile-white.gif

hdsb-home-col-bg-tile-white.gif

400 ms

hdsb-home-left-bg-white.gif

hdsb-home-left-bg-white.gif

428 ms

hdsb-home-center-bg-white.gif

hdsb-home-center-bg-white.gif

431 ms

element_main.js

element_main.js

59 ms

translate_24dp.png

translate_24dp.png

52 ms

l

l

38 ms

googlelogo_color_42x16dp.png

googlelogo_color_42x16dp.png

56 ms

Accessibility Review

hdsb.ca accessibility score

92

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

hdsb.ca best practices score

83

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

Browser errors were logged to the console

SEO Factors

hdsb.ca SEO score

69

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Hdsb.ca 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 Hdsb.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

hdsb.ca

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