Robtex

Up: 72.162.32.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 72.162.32.0/25
Down right: 72.162.32.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.162.32.3	A+PTR	ns.iotis.org
72.162.32.3	A	ns.gadfcs.org
72.162.32.3	A	ns.gadfcs.com
72.162.32.4	A+PTR	ns2.iotis.org
72.162.32.4	A	ns2.gadfcs.com
72.162.32.4	A	ns2.gadfcs.org
72.162.32.6	PTR	mail.gadfcs.org
72.162.32.6	A+PTR	web2.gadfcs.org
72.162.32.6	A+PTR	mail.iotis.org
72.162.32.18	PTR	badmx.iotis.org
72.162.32.18	A	mail18.iotis.org
72.162.32.18	A	mail18.gadfcs.com
72.162.32.19	A	mail19.gadfcs.com
72.162.32.19	A	mail19.iotis.org
72.162.32.19	A	mail19.gadfcs.org
72.162.32.28	PTR	www.iotis.org
72.162.32.28	A	gadfcs.org
72.162.32.28	A	gadfcs.com