Robtex

Up: 164.164.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 164.164.128.0/23
Down right: 164.164.130.0/23

IP	Type	Hostname
164.164.128.16	A+PTR	taurus.soft.net
164.164.128.17	A+PTR	relay1.soft.net
164.164.128.19	A+PTR	mail.blr.stpi.in
164.164.128.19	A	mail.blr.stpi.in.stph.net
164.164.128.20	A+PTR	mailfilter.soft.net
164.164.128.20	A	outbound.stpi.gov.in
164.164.128.24	A	iiitdwd.ac.in
164.164.128.24	A	www.iiitdwd.ac.in
164.164.128.25	A+PTR	mx1.blr.stpi.in
164.164.128.27	PTR	itmail.bangaloreit.com
164.164.128.27	A	mail.soft.net
164.164.128.28	PTR	mail.soft.net
164.164.128.28	A	outbound.soft.net
164.164.128.29	A	soft.net
164.164.128.31	A	onlinereports.soft.net
164.164.128.32	PTR	www.india.in
164.164.128.34	A+PTR	mail.iiitdwd.ac.in
164.164.128.34	A+PTR	mail.stpinext.in
164.164.128.34	A	mail.niperkolkata.edu.in
164.164.128.36	A+PTR	mail.kuidfc.com
164.164.128.37	A	niperkolkata.edu.in
164.164.128.37	A	www.niperkolkata.edu.in
164.164.128.48	A+PTR	dmans.soft.net
164.164.128.70	A	www.blr.stpi.in
164.164.128.70	A	www.stpmgl.soft.net
164.164.128.74	A	www.blr.stpi.in
164.164.128.74	A	www.soft.net
164.164.128.74	A	blr.stpi.in
164.164.128.90	A	zimbra.soft.net
164.164.128.97	A	bcp.soft.net
164.164.128.98	A	mail1.soft.net
164.164.128.99	A	www.stpinext.in
164.164.128.99	A	stpinext.in
164.164.128.100	A	test.soft.net
164.164.128.100	A	server100.soft.net
164.164.128.102	A	icos.in
164.164.128.103	A+PTR	mailhost.stpi.in
164.164.128.104	A	telipede.blufimedia.com
164.164.128.105	A	mail.stpi.in
164.164.128.107	A+PTR	mx2.stpi.in
164.164.128.107	A	mx2.soft.net
164.164.128.108	A+PTR	mail.stpi.in
164.164.128.108	A	mx2.stpi.in
164.164.128.110	PTR	ns2.soft.net
164.164.128.123	A	blue.ar3.co
164.164.128.124	A+PTR	blumail.telibrahma.com
164.164.128.125	A	teli.ar3.co
164.164.128.125	A	teli.blufi.in
164.164.128.125	A	blufi.in
164.164.128.130	A	cith.org.in
164.164.128.191	PTR	zimbra.soft.net
164.164.128.201	A	mails.soft.net
164.164.128.213	A	server2.soft.net
164.164.129.21	PTR	mx3.india.in