Robtex

Up: 205.166.230.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 205.166.231.0/25
Down right: 205.166.231.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
205.166.231.0	A+PTR	nnm-net.nnmc.edu
205.166.231.2	A	ns1.nnmc.edu
205.166.231.2	A	eagle.nnmc.edu
205.166.231.4	A	ns2.nnmc.edu
205.166.231.30	A	nnmc-exch.nnmc.edu
205.166.231.30	A	jorgecolu.nnmc.edu
205.166.231.30	A	*.nnmc.edu