Robtex

Up: 203.221.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 203.221.64.0/19
Down right: 203.221.96.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
203.221.65.2	PTR	203-221-65-2.tpgi.com.au
203.221.65.3	PTR	203-221-65-3.tpgi.com.au
203.221.65.193	PTR	203-221-65-193.tpgi.com.au
203.221.67.5	PTR	203-221-67-5.tpgi.com.au
203.221.67.5	A	mail.ebot.me
203.221.67.5	A	ebot.me
203.221.73.83	A	ub-server.com
203.221.73.117	A	117.73.221.203.dial.dynamic.acc02-alba-gos.comindico.com.au
203.221.75.38	A	mail1.trg-aus.com
203.221.75.81	A	81.75.221.203.static.comindico.com.au
203.221.75.95	A	95.75.221.203.static.comindico.com.au
203.221.75.106	A	106.75.221.203.static.comindico.com.au
203.221.75.109	A	109.75.221.203.static.comindico.com.au
203.221.75.158	A	158.75.221.203.static.comindico.com.au
203.221.75.177	A	mail.essentialadditions.com.au
203.221.75.180	A	180.75.221.203.static.comindico.com.au
203.221.75.181	A	181.75.221.203.static.comindico.com.au
203.221.75.192	A	192.75.221.203.static.comindico.com.au
203.221.75.208	A	208.75.221.203.static.comindico.com.au
203.221.75.243	A	243.75.221.203.static.comindico.com.au
203.221.77.50	PTR	203-221-77-50.tpgi.com.au
203.221.78.25	PTR	203-221-78-25.tpgi.com.au
203.221.78.25	A	whit1ey.com
203.221.78.249	PTR	203-221-78-249.tpgi.com.au
203.221.80.39	PTR	203-221-80-39.tpgi.com.au
203.221.82.173	PTR	203-221-82-173.tpgi.com.au
203.221.89.22	PTR	203-221-89-22.tpgi.com.au
203.221.89.22	A	mryful.com
203.221.89.22	A	merryfull.com
203.221.89.62	PTR	203-221-89-62.tpgi.com.au
203.221.89.196	PTR	203-221-89-196.tpgi.com.au
203.221.90.196	A	www.ctsms.nsw.gov.au
203.221.90.196	A	ctsms.nogginoca.com
203.221.90.196	A	emergency.seqwgm.com.au
203.221.91.1	A	1.91.221.203.static.comindico.com.au
203.221.91.5	A	5.91.221.203.static.comindico.com.au
203.221.91.19	A	19.91.221.203.static.comindico.com.au
203.221.91.38	A	38.91.221.203.static.comindico.com.au
203.221.91.177	PTR	203-221-91-177.tpgi.com.au
203.221.91.177	A	177.91.221.203.static.comindico.com.au
203.221.91.252	PTR	203-221-91-252.tpgi.com.au
203.221.94.78	A	mail1.kapcapital.com
203.221.99.238	A	238.99.221.203.dial.dynamic.acc51-dryb-mel.comindico.com.au
203.221.100.60	A	*.silwanis.com
203.221.100.60	A	ns2.silwanis.com
203.221.100.60	A	ns1.silwanis.com
203.221.100.104	A	104.100.221.203.static.comindico.com.au
203.221.100.130	A	130.100.221.203.static.comindico.com.au
203.221.100.151	A	151.100.221.203.static.comindico.com.au
203.221.100.169	A	169.100.221.203.static.comindico.com.au
203.221.100.171	A	171.100.221.203.static.comindico.com.au
203.221.100.207	A	207.100.221.203.static.comindico.com.au
203.221.100.213	A	213.100.221.203.static.comindico.com.au
203.221.100.237	A	237.100.221.203.static.comindico.com.au
203.221.101.0	A	0.101.221.203.static.comindico.com.au
203.221.101.3	PTR	3.101.221.203.static.comindico.com.au
203.221.101.3	A	synergysuspension.com.au
203.221.101.3	A	www.doubleblackoffroad.com
203.221.101.64	PTR	203-221-101-64.tpgi.com.au
203.221.101.64	A	64.101.221.203.static.comindico.com.au
203.221.101.69	A	69.101.221.203.static.comindico.com.au
203.221.101.72	A	72.101.221.203.static.comindico.com.au
203.221.101.75	A	75.101.221.203.static.comindico.com.au
203.221.101.165	A	165.101.221.203.static.comindico.com.au
203.221.101.191	A	191.101.221.203.static.comindico.com.au
203.221.101.194	PTR	194.101.221.203.accsysit.com
203.221.101.194	A	dns1.net2u.com.au
203.221.101.198	A	olearywalkerwines.com.au
203.221.101.200	A	yourearthmatters.com.au
203.221.101.200	A	www.tumbleweed.com.au
203.221.101.210	A	dns1.net2u.com.au
203.221.108.36	A	underachiever.info
203.221.111.6	PTR	203-221-111-6.tpgi.com.au
203.221.111.6	A	australisanalytics.com
203.221.113.190	PTR	203-221-113-190.tpgi.com.au
203.221.113.190	A	bramshire.com
203.221.117.167	PTR	203-221-117-167.static.tpgi.com.au
203.221.118.98	PTR	203-221-118-98.tpgi.com.au
203.221.120.164	PTR	203-221-120-164.tpgi.com.au
203.221.120.164	A	www.nerdnode.net
203.221.123.111	PTR	203-221-123-111.static.tpgi.com.au
203.221.126.164	PTR	203-221-126-164.tpgi.com.au
203.221.127.205	A	205.127.221.203.dial.dynamic.acc04-tull-pth.comindico.com.au