I battled for a few hours getting IPv6 rDNS to work. The following tool proved to be quite helpful: http://www.fpsn.net/?pg=tools&tool=ipv6-inaddr Just in case anyone else would run into similar problems. It's not as straightforward as IPv4 rDNS. Greetings, Jeroen -- http://goldmark.org/jeff/stupid-disclaimers/ http://linuxmafia.com/~rick/faq/plural-of-virus.html