Robtex

Up: 203.94.144.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 203.94.144.0/23
Down right: 203.94.146.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.94.144.2	PTR	scopus.vic.edu.au
203.94.144.130	PTR	smtp03.ccla.com.au
203.94.144.131	PTR	smtp04.ccla.com.au
203.94.144.138	PTR	smtp01.ccla.com.au
203.94.144.139	PTR	smtp02.ccla.com.au
203.94.144.140	PTR	web.ccla.com.au
203.94.144.145	A+PTR	gateway.stjohnvic.com.au
203.94.144.145	A+PTR	mail.stjohnvic.com.au
203.94.144.171	A	email2.brightongrammar.vic.edu.au
203.94.144.172	A	email3.brightongrammar.vic.edu.au
203.94.144.180	A	brightongrammar.vic.edu.au
203.94.144.182	PTR	email.crowther.org.au
203.94.144.182	A	www.crowther.org.au
203.94.144.182	A	mail.crowther.org.au
203.94.144.183	PTR	email.share.vic.edu.au
203.94.144.226	A	tramco.com
203.94.144.226	A	mail.tramco.com
203.94.145.2	A	ns2.realworldmediagroup.com.au
203.94.145.2	A	ns4.nexacom.com.au
203.94.145.2	A	ns2.australianshareholdercentre.com
203.94.145.35	PTR	www.micron21.com
203.94.145.36	PTR	www.micron21.com
203.94.145.37	PTR	www.micron21.com
203.94.145.38	PTR	www.micron21.com
203.94.145.39	PTR	www.micron21.com
203.94.145.40	PTR	www.micron21.com
203.94.145.41	PTR	www.micron21.com
203.94.145.42	PTR	www.micron21.com
203.94.145.43	PTR	www.micron21.com
203.94.145.44	PTR	www.micron21.com
203.94.145.45	PTR	www.micron21.com
203.94.145.67	A	mail1.maddocks.com.au
203.94.145.119	A	incnetonline.com.au
203.94.145.198	A	colrainparts.com.au
203.94.145.243	PTR	mail.britax.com.au
203.94.145.244	A	mail.britax.com.au
203.94.146.37	A	mail.ipslogistics.com
203.94.147.222	PTR	lamagency.com
203.94.147.222	PTR	cpm-aus.com.au