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uma.blackboard.com

59 ms

app.css

54 ms

font-awesome.min.css

42 ms

fonts.css

67 ms

modernizr.js

52 ms

Our browser made a total of 65 requests to load all elements on the main page. We found that 8% of them (5 requests) were addressed to the original Uma.blackboard.com, 42% (27 requests) were made to Prod9-umalearn.blackboard.com and 8% (5 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (512 ms) relates to the external source Cdnapisec.kaltura.com.

Content Size

1.4 MB

After Optimization

554.8 kB

In fact, the total size of Uma.blackboard.com main page is 1.4 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 642.3 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 36.3 kB

Original 48.1 kB
After minification 43.5 kB
After compression 11.8 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 36.3 kB or 75% of the original size.

Image Optimization

-18%

Potential reduce by 62.7 kB

Original 340.8 kB
After minification 278.1 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, Uma Blackboard needs image optimization as it can save up to 62.7 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-68%

Potential reduce by 438.6 kB

Original 642.3 kB
After minification 559.4 kB
After compression 203.7 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 438.6 kB or 68% of the original size.

CSS Optimization

-82%

Potential reduce by 280.0 kB

Original 341.2 kB
After minification 340.8 kB
After compression 61.2 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. Uma.blackboard.com needs all CSS files to be minified and compressed as it can save up to 280.0 kB or 82% of the original size.

Requests Now

After Optimization

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Uma 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 22 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.