Tools & Wizards About Us
blackbook.ucalgary.ca screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

blackbook.ucalgary.ca

Blackbook - Approaches to Medical Presentations : Blackbook

Page Load Speed

4.5 sec in total

First Response

129 ms

Resources Loaded

4.1 sec

Page Rendered

290 ms

blackbook.ucalgary.ca screenshot

About Website

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

Simple and clear schematic diagrams for different diagnostic approaches to medical presentations. Created and supported by students and faculty at the University of Calgary.

Visit blackbook.ucalgary.ca

Key Findings

We analyzed Blackbook.ucalgary.ca page load time and found that the first response time was 129 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

blackbook.ucalgary.ca performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.9 s

1/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

1/100

25%

SI (Speed Index)

Value23.8 s

0/100

10%

TBT (Total Blocking Time)

Value170 ms

93/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value18.2 s

3/100

10%

Network Requests Diagram

blackbook.ucalgary.ca

129 ms

blackbook.ucalgary.ca

3550 ms

style.min.css

355 ms

bb-schemes.css

60 ms

owl.carousel.min.css

122 ms

Our browser made a total of 51 requests to load all elements on the main page. We found that 80% of them (41 requests) were addressed to the original Blackbook.ucalgary.ca, 10% (5 requests) were made to Fonts.gstatic.com and 4% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (3.6 sec) belongs to the original domain Blackbook.ucalgary.ca.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.3 MB (33%)

Content Size

4.1 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Blackbook.ucalgary.ca main page is 4.1 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. 50% of websites need less resources to load. Images take 3.3 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 43.5 kB

  • Original 54.5 kB
  • After minification 52.1 kB
  • After compression 11.0 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 43.5 kB or 80% of the original size.

Image Optimization

-21%

Potential reduce by 691.3 kB

  • Original 3.3 MB
  • After minification 2.6 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, Blackbook Ucalgary needs image optimization as it can save up to 691.3 kB or 21% 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 137.5 kB

  • Original 222.4 kB
  • After minification 220.6 kB
  • After compression 85.0 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 137.5 kB or 62% of the original size.

CSS Optimization

-83%

Potential reduce by 472.9 kB

  • Original 566.6 kB
  • After minification 493.8 kB
  • After compression 93.7 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. Blackbook.ucalgary.ca needs all CSS files to be minified and compressed as it can save up to 472.9 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (52%)

Requests Now

44

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Blackbook Ucalgary. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

blackbook.ucalgary.ca

blackbook.ucalgary.ca

129 ms

blackbook.ucalgary.ca

blackbook.ucalgary.ca

3550 ms

style.min.css

style.min.css

355 ms

bb-schemes.css

bb-schemes.css

60 ms

owl.carousel.min.css

owl.carousel.min.css

122 ms

dashicons.min.css

dashicons.min.css

297 ms

frontend.min.css

frontend.min.css

183 ms

css

css

33 ms

font-awesome.min.css

font-awesome.min.css

36 ms

style.css

style.css

533 ms

default.css

default.css

181 ms

pwaforwp-main.min.css

pwaforwp-main.min.css

183 ms

conditionizr-4.3.0.min.js

conditionizr-4.3.0.min.js

241 ms

modernizr-2.7.1.min.js

modernizr-2.7.1.min.js

300 ms

jquery.min.js

jquery.min.js

301 ms

jquery-migrate.min.js

jquery-migrate.min.js

299 ms

scripts.js

scripts.js

354 ms

frontend.min.js

frontend.min.js

358 ms

blackbook-logo.svg

blackbook-logo.svg

61 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCtr6Hw5aX8.ttf

18 ms

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

JTUHjIg1_i6t8kCHKm4532VJOt5-QNFgpCuM73w5aX8.ttf

26 ms

u-440qyriQwlOrhSvowK_l5-fCZJ.ttf

u-440qyriQwlOrhSvowK_l5-fCZJ.ttf

29 ms

u-4n0qyriQwlOrhSvowK_l52xwNZWMf_.ttf

u-4n0qyriQwlOrhSvowK_l52xwNZWMf_.ttf

37 ms

banner.jpg

banner.jpg

247 ms

gastrointestinal-e1555965967343.png

gastrointestinal-e1555965967343.png

360 ms

hematologic-e1555965980273.png

hematologic-e1555965980273.png

295 ms

renal-e1555966041515.png

renal-e1555966041515.png

247 ms

pediatric-e1555966029732.png

pediatric-e1555966029732.png

301 ms

respirology-e1555966047262.png

respirology-e1555966047262.png

450 ms

neurologic-e1555965996113.png

neurologic-e1555965996113.png

294 ms

cardiology-e1555965933493.png

cardiology-e1555965933493.png

360 ms

endcrinology-e1555967419489.png

endcrinology-e1555967419489.png

417 ms

obstetrical-e1555966007132.png

obstetrical-e1555966007132.png

417 ms

dematologic-e1555965959993.png

dematologic-e1555965959993.png

361 ms

musculoskeletal-e1555965986780.png

musculoskeletal-e1555965986780.png

538 ms

general-e1555965974763.png

general-e1555965974763.png

422 ms

OPTHALMOLOGIC-e1555966013868.png

OPTHALMOLOGIC-e1555966013868.png

484 ms

psychiatric-e1555966035610.png

psychiatric-e1555966035610.png

532 ms

otlaryngologic-e1555966023654.png

otlaryngologic-e1555966023654.png

536 ms

owl.carousel.min.js

owl.carousel.min.js

266 ms

main.js

main.js

295 ms

frontend-scripts.min.js

frontend-scripts.min.js

325 ms

blackbook-15-promo.png

blackbook-15-promo.png

423 ms

js

js

58 ms

pwaforwp.min.js

pwaforwp.min.js

325 ms

pwaforwp-video.js

pwaforwp-video.js

348 ms

pwaforwp-download.js

pwaforwp-download.js

353 ms

pwa-register-sw.js

pwa-register-sw.js

354 ms

u-4m0qyriQwlOrhSvowK_l5-eRZOf-c.ttf

u-4m0qyriQwlOrhSvowK_l5-eRZOf-c.ttf

6 ms

analytics.js

analytics.js

20 ms

collect

collect

13 ms

Accessibility Review

blackbook.ucalgary.ca accessibility score

89

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 IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

blackbook.ucalgary.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

High

Page has valid source maps

SEO Factors

blackbook.ucalgary.ca SEO score

100

Search Engine Optimization Advices

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

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 Blackbook.ucalgary.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 Blackbook.ucalgary.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

blackbook.ucalgary.ca

Open Graph data is detected on the main page of Blackbook Ucalgary. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: