Comcast Using IPv6
By Jamie Thingelstad, .
I recently upgraded my Comcast cable modem and for the first time ever it looks like I’m connecting out via IPv6!
Last login: Sun Jan 25 20:07:50 2015 from 2601:2:5e80:491:4454:cac:b1a5:7271
Update: Sure enough, a visit to this IPv6 test site confirms IPv6 capability!