3 ms·Ah you're right, 6to4's a 1:1 IPV6 to IPv4 translation.by tolien 5y agoAh you're right, 6to4's a 1:1 IPV6 to IPv4 translation.Dagger2 5y agoIt's a bit more than 1:1. 6to4 tunnels a /48 to every v4 address.