Comcast Cable Speed Test - - HTML5 Internet has a worldwide ranking of n/a n/a and ranking n/a in n/a. Using IP address in Website Speed and Performance Optimization Solved: - Comcast Business Support for the past two weeks we have not been getting the speed we are paying for. we are getting 6 down and 1 up. also, i guess there is some ipv6 trial that we missed out on but i noticed that the cable modem we are renting from comcast doesn't support ipv6 so i was wondering how to go about getting one the does support ipv6 WiFi Pro: Analytics, Marketing and Control | Comcast Business WiFi Pro lets you manage your business's Internet with custom splash pages, bandwidth limits, data analytics and more. Add WiFi Pro to Comcast Business Internet.

Get fast internet speeds with Xfinity internet service. Xfinity Internet delivers the most reliable high-speed internet and WiFi for all devices, all the time.

Xfinity®'s Internet Speed Test and New Device Speed Look-Up

Speedtest by Ookla - The Global Broadband Speed Test

[Rant] New speedtest is the default now - Comcast XFINITY