Robtex

Up: 59.163.100.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 59.163.100.0/24
Down right: 59.163.101.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
59.163.101.204	PTR	59.163.101.204.static.vsnl.net.in
59.163.101.217	A	mailgwout.idbi.co.in
59.163.101.230	PTR	email4.idbibank.com
59.163.101.230	PTR	mailgw4.idbi.co.in
59.163.101.230	A	mailgw2.idbiintech.com