Robtex

Up: 164.164.144.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 164.164.144.0/22
Down right: 164.164.148.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
164.164.144.6	A	mail.sysarris.soft.net
164.164.144.9	PTR	orange.sysarris.soft.net
164.164.144.12	PTR	mobyz.setech.soft.net
164.164.144.15	A	agcampus.arisglobal.co.in
164.164.144.16	A	ebiz.setech.soft.net
164.164.144.17	A	mx3.arisglobal.com
164.164.144.21	A+PTR	mails.arisglobal.co.in
164.164.144.21	A	www.arisglobal.co.in
164.164.144.22	PTR	webmail.arisglobal.co.in
164.164.144.24	A	autodiscover.arisglobal.com
164.164.144.74	A	jnana.arisglobal.co.in
164.164.144.82	A+PTR	ftp.arisglobal.co.in
164.164.149.4	A	www.medinous.com
164.164.149.4	A	*.nousinfo.com
164.164.149.4	A	possuite.net
164.164.149.7	A	mail.medinous.com
164.164.149.10	A	mail.nousinfo.com
164.164.149.12	A+PTR	mail.medinous.com
164.164.149.16	PTR	nous.soft.net
164.164.149.18	A	mail.testree.com
164.164.149.18	A	mail.vserve247.com
164.164.149.18	A	mail.possuite.com
164.164.149.19	A	mail.nousinfosystems.com
164.164.151.4	A	www.aztec.soft.net