Robtex

Up: 81.181.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 81.181.32.0/22
Down right: 81.181.36.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.181.33.146	PTR	netlink33-146.bensoft.ro
81.181.33.168	PTR	netlink33-168.bensoft.ro
81.181.33.169	PTR	netlink33-169.bensoft.ro
81.181.33.184	PTR	netlink33-184.bensoft.ro
81.181.33.195	PTR	netlink33-195.bensoft.ro
81.181.33.211	PTR	netlink33-211.bensoft.ro
81.181.33.248	PTR	netlink33-248.bensoft.ro
81.181.34.6	PTR	toplita.up2000.ro
81.181.34.6	A	ns-2.airboy.ro
81.181.34.6	A	www.toplita.net
81.181.34.201	A	ns-1.airboy.ro
81.181.37.8	PTR	netlink37-8.bensoft.ro
81.181.37.11	PTR	netlink37-11.bensoft.ro
81.181.37.18	PTR	netlink37-18.bensoft.ro
81.181.37.43	PTR	netlink37-43.bensoft.ro
81.181.37.59	PTR	netlink37-59.bensoft.ro
81.181.37.121	PTR	netlink37-121.bensoft.ro
81.181.37.122	PTR	netlink37-122.bensoft.ro
81.181.37.130	PTR	netlink37-130.bensoft.ro
81.181.37.139	PTR	netlink37-139.bensoft.ro
81.181.37.162	PTR	netlink37-162.bensoft.ro
81.181.37.235	PTR	netlink37-235.bensoft.ro
81.181.37.250	PTR	netlink37-250.bensoft.ro
81.181.39.225	PTR	unused.suceava.astral.ro