This is lifted from the BT forum as I'm not at home but matches my experience.
Primary DNS: 22.214.171.124 (OpenDNS) or 126.96.36.199 (Google DNS)
Tracing route to google.com [188.8.131.52] <- Incorrect BT IP address
BT default DNS:
Tracing route to google.com [184.108.40.206] <- Correct Google IP address
It is working for me and others have reported too that it works over 3/4G or if I use a VPN.
Edited by smouty (Fri 28-Nov-14 12:03:28)