Robtex

Up: 173.0.96.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 173.0.96.0/22
Down right: 173.0.100.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
173.0.96.0	PTR	0-96-0-173.nnwifi.net
173.0.96.194	PTR	194-96-0-173.nnwifi.net
173.0.97.184	PTR	184-97-0-173.nnwifi.net
173.0.98.26	A	mail.lancova.com
173.0.98.94	A	northernneckcommunications.com
173.0.98.101	A	meridianyachts.com
173.0.98.101	A	www.lancastertavern.com
173.0.98.101	A	www.softwaresalescareers.com
173.0.98.234	A+PTR	mail.nnwireless.com
173.0.98.234	A	mail.turenneco.com
173.0.98.234	A	mail.kellumseafood.com
173.0.101.144	A	zuesse.com
173.0.101.144	A	stunningriverretreat.com
173.0.103.24	PTR	24-103-0-173.nnwifi.net
173.0.103.136	PTR	136-103-0-173.nnwifi.net
173.0.103.203	PTR	203-103-0-173.nnwifi.net