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Report Summary

  • 6

    Performance

    Renders faster than
    21% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

calgary.bibliocommons.com

Recent Activity | Calgary Public Library | BiblioCommons

Page Load Speed

2.4 sec in total

First Response

34 ms

Resources Loaded

2.3 sec

Page Rendered

63 ms

calgary.bibliocommons.com screenshot

About Website

Click here to check amazing Calgary Biblio Commons content for United States. Otherwise, check out these important facts you probably never knew about calgary.bibliocommons.com

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Key Findings

We analyzed Calgary.bibliocommons.com page load time and found that the first response time was 34 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

calgary.bibliocommons.com performance score

6

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

43/100

10%

LCP (Largest Contentful Paint)

Value18.5 s

0/100

25%

SI (Speed Index)

Value12.2 s

3/100

10%

TBT (Total Blocking Time)

Value4,750 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.609

10/100

15%

TTI (Time to Interactive)

Value18.6 s

3/100

10%

Network Requests Diagram

calgary.bibliocommons.com

34 ms

calgary.bibliocommons.com

958 ms

gtm.js

87 ms

bc_base-7458b34fb4de9be11818e405e123b860.css

51 ms

core-0ebb1c96c1022e0da243d70f0cde2466.css

66 ms

Our browser made a total of 25 requests to load all elements on the main page. We found that 12% of them (3 requests) were addressed to the original Calgary.bibliocommons.com, 44% (11 requests) were made to Cor-cdn-static.bibliocommons.com and 12% (3 requests) were made to Cor-liv-cdn-static.bibliocommons.com. The less responsive or slowest element that took the longest time to load (958 ms) belongs to the original domain Calgary.bibliocommons.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 124.9 kB (9%)

Content Size

1.5 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Calgary.bibliocommons.com main page is 1.5 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. 65% of websites need less resources to load. Javascripts take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 119.5 kB

  • Original 143.9 kB
  • After minification 140.7 kB
  • After compression 24.4 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 119.5 kB or 83% of the original size.

Image Optimization

-17%

Potential reduce by 2.0 kB

  • Original 11.8 kB
  • After minification 9.8 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, Calgary Biblio Commons needs image optimization as it can save up to 2.0 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 9 B

  • Original 1.2 MB
  • After minification 1.2 MB
  • After compression 1.2 MB

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

-4%

Potential reduce by 3.4 kB

  • Original 95.2 kB
  • After minification 95.2 kB
  • After compression 91.9 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. Calgary.bibliocommons.com has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 13 (68%)

Requests Now

19

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 19 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Calgary Biblio Commons. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

calgary.bibliocommons.com

calgary.bibliocommons.com

34 ms

calgary.bibliocommons.com

calgary.bibliocommons.com

958 ms

gtm.js

gtm.js

87 ms

bc_base-7458b34fb4de9be11818e405e123b860.css

bc_base-7458b34fb4de9be11818e405e123b860.css

51 ms

core-0ebb1c96c1022e0da243d70f0cde2466.css

core-0ebb1c96c1022e0da243d70f0cde2466.css

66 ms

dashboard-aa0ea2fdf1b09998517dc104ca00771e.css

dashboard-aa0ea2fdf1b09998517dc104ca00771e.css

61 ms

library_branding.css

library_branding.css

104 ms

stylesheet.css

stylesheet.css

114 ms

vendor-c51265b3f46952539b0d2eb34dbdeee1.js

vendor-c51265b3f46952539b0d2eb34dbdeee1.js

75 ms

sdk.js

sdk.js

332 ms

core-9dcdf893958c70a566159f0e9c75e4b3.js

core-9dcdf893958c70a566159f0e9c75e4b3.js

61 ms

dashboard-a605c3c1378d3878459ead05a2cd8d03.js

dashboard-a605c3c1378d3878459ead05a2cd8d03.js

61 ms

css

css

28 ms

logo.png

logo.png

194 ms

preloader.grey-0972ac11db78fb0f16f5338beb76d559.gif

preloader.grey-0972ac11db78fb0f16f5338beb76d559.gif

51 ms

base_master-9668a2e92af385e1e8e47db36e3c7845.png

base_master-9668a2e92af385e1e8e47db36e3c7845.png

46 ms

ajax-loader-2ad22ee6988a62b7f1661cb696219501.gif

ajax-loader-2ad22ee6988a62b7f1661cb696219501.gif

45 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4gaVc.ttf

64 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4gaVc.ttf

68 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4gaVc.ttf

78 ms

fontello-7aaf5df643343c6846d1d2be8803acd8.woff

fontello-7aaf5df643343c6846d1d2be8803acd8.woff

45 ms

app.sdk-a17abfa20aca841c4e97.css

app.sdk-a17abfa20aca841c4e97.css

31 ms

app.sdk-a17abfa20aca841c4e97.js

app.sdk-a17abfa20aca841c4e97.js

192 ms

print-887e1ad12746a48f7a18776d8f41080c.css

print-887e1ad12746a48f7a18776d8f41080c.css

10 ms

css

css

19 ms

Accessibility Review

calgary.bibliocommons.com accessibility score

100

Accessibility Issues

Best Practices

calgary.bibliocommons.com best practices score

75

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

Missing source maps for large first-party JavaScript

SEO Factors

calgary.bibliocommons.com SEO score

90

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 Calgary.bibliocommons.com 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 Calgary.bibliocommons.com 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

calgary.bibliocommons.com

Open Graph description is not detected on the main page of Calgary Biblio Commons. 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: