Tools & Wizards About Us
coc.ca screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

coc.ca

Canadian Opera Company

Page Load Speed

2.8 sec in total

First Response

84 ms

Resources Loaded

1.9 sec

Page Rendered

818 ms

coc.ca screenshot

About Website

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

Based in Toronto, the Canadian Opera Company is the largest producer of opera in Canada and one of the largest in North America.

Visit coc.ca

Key Findings

We analyzed Coc.ca page load time and found that the first response time was 84 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

coc.ca performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value3.7 s

85/100

10%

TBT (Total Blocking Time)

Value960 ms

29/100

30%

CLS (Cumulative Layout Shift)

Value0.269

45/100

15%

TTI (Time to Interactive)

Value11.7 s

17/100

10%

Network Requests Diagram

coc.ca

84 ms

www.coc.ca

90 ms

www.coc.ca

147 ms

gbl

41 ms

dsk

137 ms

Our browser made a total of 86 requests to load all elements on the main page. We found that 21% of them (18 requests) were addressed to the original Coc.ca, 27% (23 requests) were made to Cdn.agilitycms.com and 10% (9 requests) were made to Az184419.vo.msecnd.net. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Cdn.agilitycms.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 253.4 kB (3%)

Content Size

8.4 MB

After Optimization

8.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Coc.ca main page is 8.4 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. 70% of websites need less resources to load. Images take 8.3 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 41.9 kB

  • Original 53.5 kB
  • After minification 48.4 kB
  • After compression 11.6 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. 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 41.9 kB or 78% of the original size.

Image Optimization

-3%

Potential reduce by 210.5 kB

  • Original 8.3 MB
  • After minification 8.1 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. Coc images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 659 B

  • Original 117.9 kB
  • After minification 117.9 kB
  • After compression 117.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-48%

Potential reduce by 340 B

  • Original 705 B
  • After minification 705 B
  • After compression 365 B

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. Coc.ca needs all CSS files to be minified and compressed as it can save up to 340 B or 48% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (61%)

Requests Now

79

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Coc. 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 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

coc.ca

coc.ca

84 ms

www.coc.ca

www.coc.ca

90 ms

www.coc.ca

www.coc.ca

147 ms

gbl

gbl

41 ms

dsk

dsk

137 ms

jquery-3.1.1.min.js

jquery-3.1.1.min.js

52 ms

global

global

77 ms

js

js

83 ms

120182328.js

120182328.js

49 ms

conversion.js

conversion.js

117 ms

Bootstrap.js

Bootstrap.js

83 ms

responsive-tables.css

responsive-tables.css

184 ms

jquery.min.js

jquery.min.js

51 ms

responsive-tables.js

responsive-tables.js

131 ms

global.css

global.css

135 ms

css

css

64 ms

touchMe

touchMe

74 ms

genericRotator

genericRotator

108 ms

iframe_api

iframe_api

69 ms

tileRotator

tileRotator

104 ms

jquery-tmpl

jquery-tmpl

212 ms

orchestrator

orchestrator

211 ms

seating

seating

258 ms

productionListing

productionListing

223 ms

ticketSelector

ticketSelector

335 ms

hotjar-860830.js

hotjar-860830.js

188 ms

65 ms

gtm.js

gtm.js

72 ms

fbevents.js

fbevents.js

235 ms

ai.0.js

ai.0.js

268 ms

L_2324_SsnMark_wCOC_4C_Centered_Revised_20230719141751_0.png

L_2324_SsnMark_wCOC_4C_Centered_Revised_20230719141751_0.png

412 ms

search.png

search.png

168 ms

www-widgetapi.js

www-widgetapi.js

24 ms

css

css

128 ms

calpasq_20240220125448_0.jpg

calpasq_20240220125448_0.jpg

593 ms

calpasq_20240220125444_0.jpg

calpasq_20240220125444_0.jpg

586 ms

calmed_20240220125825_0.jpg

calmed_20240220125825_0.jpg

575 ms

fcstile111_20230317172128_0.jpg

fcstile111_20230317172128_0.jpg

526 ms

tileensemble_20231016164242_0.jpg

tileensemble_20231016164242_0.jpg

645 ms

DSC_3049_GaetzPhotography_HR_20180623222616_0.jpg

DSC_3049_GaetzPhotography_HR_20180623222616_0.jpg

534 ms

5_20180623225329_0.jpg

5_20180623225329_0.jpg

703 ms

facilityrentalstile_20220923174651_0.jpg

facilityrentalstile_20220923174651_0.jpg

676 ms

EducationFamilies_20200923200814_0%20(1)_20220922155337_0.jpg

EducationFamilies_20200923200814_0%20(1)_20220922155337_0.jpg

699 ms

latile_20230316143214_0.jpg

latile_20230316143214_0.jpg

721 ms

facebook-on.png

facebook-on.png

650 ms

facebook.png

facebook.png

648 ms

twitter-on.png

twitter-on.png

762 ms

twitter.png

twitter.png

652 ms

instagram-on.png

instagram-on.png

776 ms

instagram.png

instagram.png

679 ms

youtube-on.png

youtube-on.png

790 ms

youtube.png

youtube.png

701 ms

coc.png

coc.png

703 ms

search_over.png

search_over.png

215 ms

cart.png

cart.png

347 ms

cart_on.png

cart_on.png

388 ms

cocmarker.png

cocmarker.png

385 ms

arrow_left.png

arrow_left.png

385 ms

arrow_left-on.png

arrow_left-on.png

388 ms

arrow_right.png

arrow_right.png

389 ms

arrow_right-on.png

arrow_right-on.png

387 ms

serverComponent.php

serverComponent.php

123 ms

js

js

147 ms

js

js

205 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCs16Hw5aX8.ttf

335 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

378 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

445 ms

321 ms

js

js

141 ms

analytics.js

analytics.js

257 ms

DonP-2024-1920x1080_20240426162901_0.jpg

DonP-2024-1920x1080_20240426162901_0.jpg

1177 ms

Medea-1920x1080_20240506181205_0.jpg

Medea-1920x1080_20240506181205_0.jpg

1237 ms

COC2425_Web_HomepageRotator.jpg

COC2425_Web_HomepageRotator.jpg

897 ms

modules.e5979922753cf3b8b069.js

modules.e5979922753cf3b8b069.js

310 ms

e59b3eab4a6921dbb529f09bddcb9d70.js

e59b3eab4a6921dbb529f09bddcb9d70.js

197 ms

mob

mob

188 ms

2228823234026217

2228823234026217

142 ms

js

js

152 ms

150 ms

738207122890605

738207122890605

116 ms

ecommerce.js

ecommerce.js

81 ms

collect

collect

30 ms

collect

collect

28 ms

collect

collect

25 ms

collect

collect

24 ms

collect

collect

33 ms

Accessibility Review

coc.ca accessibility score

80

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

coc.ca best practices score

83

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

Page has valid source maps

SEO Factors

coc.ca 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

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 Coc.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 Coc.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

coc.ca

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