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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

cabrillo.blackboard.com

Blackboard Learn

Page Load Speed

1.5 sec in total

First Response

89 ms

Resources Loaded

1.2 sec

Page Rendered

134 ms

cabrillo.blackboard.com screenshot

About Website

Welcome to cabrillo.blackboard.com homepage info - get ready to check Cabrillo Blackboard best content for United States right away, or after learning these important things about cabrillo.blackboard.com

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Key Findings

We analyzed Cabrillo.blackboard.com page load time and found that the first response time was 89 ms and then it took 1.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

cabrillo.blackboard.com performance score

0

Network Requests Diagram

89 ms

shared.css

20 ms

theme.css

43 ms

brand.css

967 ms

i18n.js

34 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that all of those requests were addressed to Cabrillo.blackboard.com and no external sources were called. The less responsive or slowest element that took the longest time to load (967 ms) belongs to the original domain Cabrillo.blackboard.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 764.0 kB (77%)

Content Size

989.3 kB

After Optimization

225.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cabrillo.blackboard.com main page is 989.3 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. 35% of websites need less resources to load. Javascripts take 539.4 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 29.6 kB

  • Original 38.4 kB
  • After minification 37.7 kB
  • After compression 8.8 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 29.6 kB or 77% of the original size.

Image Optimization

-8%

Potential reduce by 5.3 kB

  • Original 66.6 kB
  • After minification 61.3 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. Cabrillo Blackboard images are well optimized though.

JavaScript Optimization

-84%

Potential reduce by 453.1 kB

  • Original 539.4 kB
  • After minification 347.8 kB
  • After compression 86.3 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 453.1 kB or 84% of the original size.

CSS Optimization

-80%

Potential reduce by 275.9 kB

  • Original 344.8 kB
  • After minification 329.2 kB
  • After compression 68.9 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. Cabrillo.blackboard.com needs all CSS files to be minified and compressed as it can save up to 275.9 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (63%)

Requests Now

32

After Optimization

12

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cabrillo Blackboard. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

89 ms

shared.css

shared.css

20 ms

theme.css

theme.css

43 ms

brand.css

brand.css

967 ms

i18n.js

i18n.js

34 ms

prototype.js

prototype.js

57 ms

fastinit.js

fastinit.js

34 ms

page.js

page.js

565 ms

validateForm.js

validateForm.js

573 ms

numberLocalizer.js

numberLocalizer.js

559 ms

accessibleSelect.js

accessibleSelect.js

543 ms

popup.js

popup.js

541 ms

MashupDWRFacade.js

MashupDWRFacade.js

570 ms

esapi-compressed.js

esapi-compressed.js

896 ms

ESAPI_Standard_en_US.properties.js

ESAPI_Standard_en_US.properties.js

913 ms

Base.esapi.properties.js

Base.esapi.properties.js

904 ms

cookie.js

cookie.js

880 ms

validate_login.js

validate_login.js

875 ms

browserSpecificBehavior.js

browserSpecificBehavior.js

895 ms

effects.js

effects.js

908 ms

quick_links.js

quick_links.js

915 ms

theme1.css

theme1.css

907 ms

theme2.css

theme2.css

894 ms

bblearn_2011_bg.png

bblearn_2011_bg.png

24 ms

Bb_newLogo_060.png

Bb_newLogo_060.png

26 ms

fonts.gif

fonts.gif

39 ms

contrast.gif

contrast.gif

52 ms

Bb_learn_small.png

Bb_learn_small.png

24 ms

Gateway_Learn.jpg

Gateway_Learn.jpg

28 ms

Powered_Bb_050.png

Powered_Bb_050.png

55 ms

close_mini.gif

close_mini.gif

57 ms

branding_Bb_learn_140.png

branding_Bb_learn_140.png

53 ms

utilicons-web-webfont.woff

utilicons-web-webfont.woff

57 ms

print.css

print.css

19 ms

SEO Factors

cabrillo.blackboard.com SEO score

0

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 Cabrillo.blackboard.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 Cabrillo.blackboard.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

cabrillo.blackboard.com

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