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Report Summary

  • 0

    Performance

  • 0

    Accessibility

  • 0

    Best Practices

  • 0

    SEO

sjvhs.blackboard.com

Blackboard Learn

Page Load Speed

947 ms in total

First Response

129 ms

Resources Loaded

585 ms

Page Rendered

233 ms

sjvhs.blackboard.com screenshot

About Website

Visit sjvhs.blackboard.com now to see the best up-to-date Sjvhs Blackboard content for United States and also check out these interesting facts you probably never knew about sjvhs.blackboard.com

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Key Findings

We analyzed Sjvhs.blackboard.com page load time and found that the first response time was 129 ms and then it took 818 ms to load all DOM resources and completely render a web page. This is quite a good result, as only 15% of websites can load faster.

Performance Metrics

sjvhs.blackboard.com performance score

0

Network Requests Diagram

sjvhs.blackboard.com

129 ms

shared.css

36 ms

theme.css

56 ms

brand.css

55 ms

i18n.js

53 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 98% of them (46 requests) were addressed to the original Sjvhs.blackboard.com, 2% (1 request) were made to Js-agent.newrelic.com. The less responsive or slowest element that took the longest time to load (129 ms) belongs to the original domain Sjvhs.blackboard.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 981.4 kB (75%)

Content Size

1.3 MB

After Optimization

324.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sjvhs.blackboard.com main page is 1.3 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. 55% of websites need less resources to load. Javascripts take 699.9 kB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 34.7 kB

  • Original 45.3 kB
  • After minification 44.6 kB
  • After compression 10.6 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 34.7 kB or 77% of the original size.

Image Optimization

-35%

Potential reduce by 62.8 kB

  • Original 179.0 kB
  • After minification 116.2 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, Sjvhs Blackboard needs image optimization as it can save up to 62.8 kB or 35% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-82%

Potential reduce by 577.0 kB

  • Original 699.9 kB
  • After minification 462.5 kB
  • After compression 122.9 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 577.0 kB or 82% of the original size.

CSS Optimization

-80%

Potential reduce by 306.8 kB

  • Original 381.2 kB
  • After minification 357.7 kB
  • After compression 74.4 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. Sjvhs.blackboard.com needs all CSS files to be minified and compressed as it can save up to 306.8 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (76%)

Requests Now

45

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 45 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sjvhs 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 28 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sjvhs.blackboard.com

sjvhs.blackboard.com

129 ms

shared.css

shared.css

36 ms

theme.css

theme.css

56 ms

brand.css

brand.css

55 ms

i18n.js

i18n.js

53 ms

cdn.js

cdn.js

48 ms

prototype.js

prototype.js

67 ms

fastinit.js

fastinit.js

51 ms

page.js

page.js

76 ms

validateForm.js

validateForm.js

68 ms

numberLocalizer.js

numberLocalizer.js

64 ms

accessibleSelect.js

accessibleSelect.js

66 ms

popup.js

popup.js

67 ms

cookie.js

cookie.js

66 ms

lz-string.js

lz-string.js

76 ms

client_cache.js

client_cache.js

73 ms

globalNavigation.js

globalNavigation.js

93 ms

UserDataDWRFacade.js

UserDataDWRFacade.js

68 ms

MashupDWRFacade.js

MashupDWRFacade.js

73 ms

esapi-compressed.js

esapi-compressed.js

93 ms

ESAPI_Standard_en_US.properties.js

ESAPI_Standard_en_US.properties.js

95 ms

Base.esapi.properties.js

Base.esapi.properties.js

88 ms

validate_login.js

validate_login.js

84 ms

browserSpecificBehavior.js

browserSpecificBehavior.js

82 ms

builder.js

builder.js

80 ms

effects.js

effects.js

83 ms

dragdrop.js

dragdrop.js

82 ms

controls.js

controls.js

84 ms

slider.js

slider.js

83 ms

lightbox.js

lightbox.js

87 ms

quick_links.js

quick_links.js

88 ms

icon-core.css

icon-core.css

87 ms

icon-listing.css

icon-listing.css

95 ms

theme1.css

theme1.css

81 ms

theme2.css

theme2.css

118 ms

hireslogo6.png

hireslogo6.png

28 ms

Bb_newLogo_060.png

Bb_newLogo_060.png

27 ms

fonts.gif

fonts.gif

25 ms

contrast.gif

contrast.gif

28 ms

Bb_learn_small.png

Bb_learn_small.png

68 ms

Gateway_Learn.jpg

Gateway_Learn.jpg

24 ms

Powered_Bb_050.png

Powered_Bb_050.png

69 ms

close_mini.gif

close_mini.gif

69 ms

branding_Bb_learn_140.png

branding_Bb_learn_140.png

69 ms

utilicons-web-webfont.woff

utilicons-web-webfont.woff

43 ms

print.css

print.css

14 ms

nr-852.min.js

nr-852.min.js

99 ms

SEO Factors

sjvhs.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 Sjvhs.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 Sjvhs.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

sjvhs.blackboard.com

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