>> host fec0:0:0:1::2 gives me: >> Host \[xFEC00000000000010000000000000002].ip6.arpa not found: >> 2(serverfail) Jean> bitstring format is not used at this time, you must prefer the Jean> nibble format, it works fine. In other words, the bug is in host(1), not in your dns server or its configuration. -JimC