Robtex

Up: 164.164.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 164.164.80.0/21
Down right: 164.164.88.0/21

IP	Type	Hostname
164.164.81.3	A+PTR	alpha2.iimb.ernet.in
164.164.81.3	A	alpha2.iimb.ac.in
164.164.81.22	A+PTR	alpha1.iimb.ernet.in
164.164.81.22	A	alpha1.iimb.ac.in
164.164.81.27	A	alpha1.iimb.ac.in
164.164.81.30	A	nasa.iimb.ernet.in
164.164.81.45	A	www.iimbaa.org
164.164.81.45	A	iimbaa.org
164.164.82.2	PTR	deewar.sas.soft.net
164.164.82.6	A	mantra.subexworld.com
164.164.82.19	A+PTR	indica.subex.soft.net
164.164.87.40	A	vibranthealthsystem.com
164.164.87.42	A	ehealthbook.in
164.164.87.50	A+PTR	blr.renaissance-it.com
164.164.87.50	A	mail.renaissance-it.com
164.164.87.83	A+PTR	mailhub.ltp.soft.net
164.164.87.84	A	voidwarp.com
164.164.88.41	A	valtechlisten.com
164.164.88.45	A	electra.valtech.co.in
164.164.89.57	PTR	iti-ebiz.iti-ebiz.com
164.164.89.235	PTR	mail.cambridge-asia.com
164.164.89.240	A+PTR	mail1.cambridge-asia.com
164.164.89.240	A	mail1.processmind.com
164.164.89.245	PTR	snblrm01.scandentgroup.com
164.164.90.7	PTR	mail.infotech-hal.com
164.164.94.33	A	ktwoex01.ktwo.co.in
164.164.94.42	PTR	mail.utthana.com
164.164.94.42	A	koppars.co.in
164.164.94.44	A+PTR	mail.ktwo.co.in
164.164.94.55	A	utthana.com
164.164.94.55	A	mail.utthana.com
164.164.94.82	PTR	ftp.india.tejasnetworks.com
164.164.94.83	A+PTR	smtp.india.tejasnetworks.com
164.164.94.83	A	pop.india.tejasnetworks.com
164.164.94.89	A+PTR	india.tejasnetworks.com
164.164.94.89	A	mxhub.tejascommunication.com
164.164.94.199	A+PTR	bioconindia.bioconindia.com
164.164.95.13	A	cel2fax.com
164.164.95.13	A	r-faxserver.cel2fax.com