Tools & Wizards About Us
canadianblackbook.info screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 78

    Accessibility

    Visual factors better than
    that of 46% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

canadianblackbook.info

New & Used Cars for Sale | Car Prices | Canadian Black Book

Page Load Speed

3.6 sec in total

First Response

49 ms

Resources Loaded

3 sec

Page Rendered

486 ms

canadianblackbook.info screenshot

About Website

Click here to check amazing Canadian Black Book content. Otherwise, check out these important facts you probably never knew about canadianblackbook.info

Canadian Black Book provides free car values, new and used car prices, and vehicle listings. We are Canada's trusted resource for over 50 years.

Visit canadianblackbook.info

Key Findings

We analyzed Canadianblackbook.info page load time and found that the first response time was 49 ms and then it took 3.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

canadianblackbook.info performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

10/100

10%

LCP (Largest Contentful Paint)

Value6.4 s

9/100

25%

SI (Speed Index)

Value7.9 s

22/100

10%

TBT (Total Blocking Time)

Value5,610 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.283

43/100

15%

TTI (Time to Interactive)

Value18.9 s

3/100

10%

Network Requests Diagram

canadianblackbook.info

49 ms

gpt.js

180 ms

polyfill.min.js

244 ms

custom-elements-es5-adapter.js

268 ms

webcomponents-bundle.js

287 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 22% of them (11 requests) were addressed to the original Canadianblackbook.info, 24% (12 requests) were made to Cdnjs.cloudflare.com and 12% (6 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (578 ms) relates to the external source Static.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 528.4 kB (68%)

Content Size

779.7 kB

After Optimization

251.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Canadianblackbook.info main page is 779.7 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. 70% of websites need less resources to load. CSS take 480.9 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 20.0 kB

  • Original 26.6 kB
  • After minification 24.1 kB
  • After compression 6.6 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 20.0 kB or 75% of the original size.

Image Optimization

-19%

Potential reduce by 1.3 kB

  • Original 6.7 kB
  • After minification 5.4 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, Canadian Black Book needs image optimization as it can save up to 1.3 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-40%

Potential reduce by 107.4 kB

  • Original 265.5 kB
  • After minification 265.3 kB
  • After compression 158.1 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 107.4 kB or 40% of the original size.

CSS Optimization

-83%

Potential reduce by 399.7 kB

  • Original 480.9 kB
  • After minification 480.7 kB
  • After compression 81.2 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. Canadianblackbook.info needs all CSS files to be minified and compressed as it can save up to 399.7 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (83%)

Requests Now

47

After Optimization

8

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Canadian Black Book. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

canadianblackbook.info

canadianblackbook.info

49 ms

gpt.js

gpt.js

180 ms

polyfill.min.js

polyfill.min.js

244 ms

custom-elements-es5-adapter.js

custom-elements-es5-adapter.js

268 ms

webcomponents-bundle.js

webcomponents-bundle.js

287 ms

webcomponents-loader.js

webcomponents-loader.js

287 ms

vue.js

vue.js

269 ms

photoswipe.min.css

photoswipe.min.css

347 ms

glide.core.min.css

glide.core.min.css

465 ms

glide.theme.min.css

glide.theme.min.css

475 ms

glide.min.js

glide.min.js

466 ms

default-skin.min.css

default-skin.min.css

346 ms

photoswipe.min.js

photoswipe.min.js

347 ms

photoswipe-ui-default.min.js

photoswipe-ui-default.min.js

459 ms

gpt.js

gpt.js

263 ms

style.min.css

style.min.css

112 ms

style.css

style.css

156 ms

all.min.css

all.min.css

149 ms

ionicons.min.css

ionicons.min.css

342 ms

jquery-3.3.1.min.js

jquery-3.3.1.min.js

150 ms

jquery.mask.min.js

jquery.mask.min.js

261 ms

mmy.js

mmy.js

280 ms

loader.js

loader.js

237 ms

photoswipe.min.js

photoswipe.min.js

455 ms

photoswipe-ui-default.min.js

photoswipe-ui-default.min.js

454 ms

axios.min.js

axios.min.js

458 ms

dfp-babel.js

dfp-babel.js

148 ms

dfp-home.js

dfp-home.js

147 ms

Bootstrap.js

Bootstrap.js

167 ms

underscore.min.js

underscore.min.js

157 ms

cbb.min.js

cbb.min.js

164 ms

vue.js

vue.js

330 ms

wp-embed.min.js

wp-embed.min.js

162 ms

pubads_impl_2022101002.js

pubads_impl_2022101002.js

114 ms

ppub_config

ppub_config

224 ms

css

css

56 ms

css

css

57 ms

icon-blackbook-logo.png

icon-blackbook-logo.png

24 ms

ionicons.woff

ionicons.woff

117 ms

videoseries

videoseries

212 ms

ionicons.woff

ionicons.woff

20 ms

www-player.css

www-player.css

21 ms

www-embed-player.js

www-embed-player.js

88 ms

base.js

base.js

214 ms

fetch-polyfill.js

fetch-polyfill.js

17 ms

ad_status.js

ad_status.js

578 ms

FsNpdUWpsG7--pbshBgrBlsA1UvkHAtC9vSJXrqE2nw.js

FsNpdUWpsG7--pbshBgrBlsA1UvkHAtC9vSJXrqE2nw.js

463 ms

embed.js

embed.js

92 ms

id

id

68 ms

AMLnZu_0aBoDDB6OatS4iG70pzI9nqhMSy4iOdbq0RF5=s68-c-k-c0x00ffffff-no-rj

AMLnZu_0aBoDDB6OatS4iG70pzI9nqhMSy4iOdbq0RF5=s68-c-k-c0x00ffffff-no-rj

516 ms

Create

Create

372 ms

Accessibility Review

canadianblackbook.info accessibility score

78

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

<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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

canadianblackbook.info best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

canadianblackbook.info SEO score

92

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

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 Canadianblackbook.info 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 Canadianblackbook.info 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

canadianblackbook.info

Open Graph data is detected on the main page of PARSED_DOMAIN, but there is no image specified in description. It would be a good idea for the website admin to select a nice image that can properly represent the website in Open Graph data, otherwise the first found image will be taken for this purpose and social media information block will look like this: