Robtex

Up: 165.254.255.132/30
Can't show all results, try to descend to a more specific CIDR
Down left: 165.254.255.132/32
Down right: 165.254.255.133/32
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
165.254.255.132	A+PTR	irc.nlnog.net
165.254.255.132	A	us.ircnet.org
165.254.255.132	A	open.ircnet.org
165.254.255.133	PTR	eris.us.ircnet.net
165.254.255.133	A	us.ircnet.org
165.254.255.133	A	open.ircnet.org