Robtex

Up: 203.122.18.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 203.122.18.0/25
Down right: 203.122.18.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.122.18.0	PTR	203.122.18.0.reverse.spectranet.in
203.122.18.3	PTR	linuxdom.eastmanglobal.com
203.122.18.26	PTR	pool-203.122.18.rev.spectranet.in
203.122.18.37	A+PTR	mail1.omaxe.com
203.122.18.37	A+PTR	mail1.omaxewaterfront.com
203.122.18.37	PTR	mail1.facilityplus.in
203.122.18.47	PTR	mail-05.itgi.co.in
203.122.18.51	PTR	mail1.onicra.com
203.122.18.66	PTR	server.machinobasell.com
203.122.18.82	A	smart.spectranet.com
203.122.18.83	A	smart-admin.spectranet.com
203.122.18.139	PTR	mail.gdnet.org
203.122.18.148	A	www.advetapower.com
203.122.18.148	A	advetapower.com
203.122.18.150	PTR	mail.meridiantelecom.in
203.122.18.170	PTR	creative.intellevate.co.in
203.122.18.170	A	ind1.tekchand.com
203.122.18.173	A	penpalnotes.com
203.122.18.173	A	www.penpalnotes.com
203.122.18.243	PTR	203.122.18.243.reverse.spectranet.in
203.122.18.250	PTR	203.122.18.250.reverse.spectranet.in
203.122.18.250	A	gaganlab.redirectme.net