Yeah there's 6to4 schemes. It's common in the U.S. for cell providers to give IPv6 but private IPv4 and do NAT (although IPv4 could be skipped altogether) AWS

Yeah there's 6to4 schemes. It's common in the U.S. for cell providers to give IPv6 but private IPv4 and do NAT (although IPv4 could be skipped altogether) AWS you can use NAT Gateways for 6to4 and do v6 only subnets