% A another machine: % host -t any 3ffe:8270::1 % Host \[x3FFE8270000000000000000000000001/128].ip6.arpa. not found: % 2(SERVFAIL) well, this is a problem since ip6.arpa has never been delegated. you might find the delegations in ip6.int. Thats where IPv6 inverse delegations have been housed since their inception. -- --bill