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name

value

score

weighting

FCP (First Contentful Paint)

Value10.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value10.8 s

0/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value50 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.114

86/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

powerschool.nburlington.com

48 ms

96 ms

screen.css

61 ms

customization.css

34 ms

jquery-3.6.1.min.js

127 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that all of those requests were addressed to Powerschool.nburlington.com and no external sources were called. The less responsive or slowest element that took the longest time to load (127 ms) belongs to the original domain Powerschool.nburlington.com.

Content Size

1.7 MB

After Optimization

272.9 kB

In fact, the total size of Powerschool.nburlington.com main page is 1.7 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. 20% of websites need less resources to load. CSS take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 8.4 kB

Original 10.9 kB
After minification 8.4 kB
After compression 2.6 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. This page needs HTML code to be minified as it can gain 2.5 kB, which is 23% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 8.4 kB or 76% of the original size.

Image Optimization

-46%

Potential reduce by 4.1 kB

Original 8.9 kB
After minification 4.9 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, Powerschool Nburlington needs image optimization as it can save up to 4.1 kB or 46% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-74%

Potential reduce by 323.8 kB

Original 435.7 kB
After minification 424.7 kB
After compression 111.8 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 323.8 kB or 74% of the original size.

CSS Optimization

-88%

Potential reduce by 1.1 MB

Original 1.2 MB
After minification 1.2 MB
After compression 153.6 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. Powerschool.nburlington.com needs all CSS files to be minified and compressed as it can save up to 1.1 MB or 88% of the original size.

Requests Now

After Optimization

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Powerschool Nburlington. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.