It's been working fine for me on Comcast, apart from one point last weekend when their IPv6 got messed up for an hour or so. Took me a while to realise that wa

It's been working fine for me on Comcast, apart from one point last weekend when their IPv6 got messed up for an hour or so. Took me a while to realise that was why some sites were working and others weren't. I'd bet you'd find more traffic was happening over IPv6 than you realised.