roblox.com ROBLOX.com

Mobile Usability

100/100

Good

Mobile Speed

62/100

Bad

Last tested: 2017-08-27

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roblox.com Mobile Speed: 62/100
roblox.com Mobile Speed Test Quick Overview

Eliminate render-blocking JavaScript and CSS in above-the-fold content

Your page has 6 blocking script resources and 2 blocking CSS resources. This causes a delay in rendering your page.
https://ajax.aspnetcdn.com/ajax/jQuery/jquery-1.11.1.min.js
https://ajax.aspnetcdn.com/ajax/jquery.migrate/jquery-migrate-1.2.1.min.js
https://ajax.aspnetcdn.com/ajax/4.0/1/MicrosoftAjax.js
https://js.rbxcdn.com/e380b7e31e73abafe4da5619c404f36a.js.gzip
https://js.rbxcdn.com/d0bc4c79b333c84fd2a790167acd8c9a.js.gzip
https://js.rbxcdn.com/08b09f5cd9846b9025d89b3f18af1650.js.gzip
Optimize CSS Delivery of the following:
https://static.rbxcdn.com/css/MainCSS___e0466223d7…b35dc5e19d_m.css/fetch
https://static.rbxcdn.com/css/page___7b7ad4a559217…148d8339e1_m.css/fetch
Optimize images

Properly formatting and compressing images can save many bytes of data.
Optimize the following images to reduce their size by 65KiB (35% reduction).
Compressing https://static.rbxcdn.com/images/Landing/DownloadT…ames-tile-12062016.jpg could save 65KiB (35% reduction).
Leverage browser caching

Setting an expiry date or a maximum age in the HTTP headers for static resources instructs the browser to load previously downloaded resources from local disk rather than over the network.
Leverage browser caching for the following cacheable resources:
https://www.googletagservices.com/tag/js/gpt.js (15 minutes)
https://ssl.google-analytics.com/ga.js (2 hours)
Minify HTML

Compacting HTML code, including any inline JavaScript and CSS contained in it, can save many bytes of data and speed up download and parse times.
Minify HTML for the following resources to reduce their size by 984B (11% reduction).
Minifying https://www.roblox.com/ could save 984B (11% reduction) after compression.
Minify JavaScript

Compacting JavaScript code can save many bytes of data and speed up downloading, parsing, and execution time.
Minify JavaScript for the following resources to reduce their size by 843B (12% reduction).
Minifying https://js.rbxcdn.com/e380b7e31e73abafe4da5619c404f36a.js.gzip could save 843B (12% reduction) after compression.

roblox.com Mobile Resources


Total Resources32
Number of Hosts14
Static Resources21
JavaScript Resources11
CSS Resources2

roblox.com Mobile Resource Breakdown