Robtex

Up: 84.51.58.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 84.51.58.0/25
Down right: 84.51.58.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
84.51.58.13	PTR	vserver1.supertescil.net.58.51.84.in-addr.arpa
84.51.58.13	A	supertescil.net
84.51.58.13	A	cetin.mobi
84.51.58.50	PTR	host-84-51-58-50.reverse.superonline.net
84.51.58.145	PTR	host-84-51-58-145.reverse.superonline.net
84.51.58.145	A	www.fonbarter.com