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sandbox.socratic.org

162 ms

rounded.png

175 ms

convert

165 ms

c19f9457.external.desktop.min.js

158 ms

9bd63442.desktop.min.js

292 ms

Our browser made a total of 42 requests to load all elements on the main page. We found that 7% of them (3 requests) were addressed to the original Sandbox.socratic.org, 29% (12 requests) were made to D3rhpu6w6k3vrv.cloudfront.net and 17% (7 requests) were made to D2gne97vdumgn3.cloudfront.net. The less responsive or slowest element that took the longest time to load (343 ms) relates to the external source D3rhpu6w6k3vrv.cloudfront.net.

Content Size

1.8 MB

After Optimization

642.4 kB

In fact, the total size of Sandbox.socratic.org main page is 1.8 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 885.7 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 459.8 kB

Original 532.0 kB
After minification 507.1 kB
After compression 72.2 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 459.8 kB or 86% of the original size.

Image Optimization

-22%

Potential reduce by 87.3 kB

Original 389.4 kB
After minification 302.2 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, Sandbox Socratic needs image optimization as it can save up to 87.3 kB or 22% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 617.6 kB

Original 885.7 kB
After minification 882.4 kB
After compression 268.0 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 617.6 kB or 70% of the original size.

Requests Now

After Optimization

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sandbox Socratic. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and as a result speed up the page load time.