Robtex

Up: 205.201.56.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 205.201.60.0/23
Down right: 205.201.62.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
205.201.61.1	PTR	master-gw.lm.net
205.201.62.13	PTR	dialup13.lm.net
205.201.62.17	PTR	dialup17.lm.net
205.201.62.18	PTR	dialup18.lm.net
205.201.62.113	PTR	pm13-inflow.telerama.com
205.201.63.1	A+PTR	ip-205-201-63-1.doof.net
205.201.63.35	A+PTR	orgu.horph.com
205.201.63.37	A+PTR	ns0.doof.net
205.201.63.39	PTR	pim.doof.net
205.201.63.39	A	www.doof.net
205.201.63.39	A	pentabarf.net
205.201.63.54	A	cow.dog
205.201.63.54	A	totp.org