Robtex

Up: 221.121.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 221.121.132.0/23
Down right: 221.121.134.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
221.121.132.2	A	aeds.com.au
221.121.132.13	PTR	onespot.com.au
221.121.132.16	PTR	221-121-132-16.as45671.net
221.121.132.16	A	backd00r.org
221.121.132.18	A+PTR	warmflat.com
221.121.132.22	A+PTR	mail-qucentury.warmflat.com
221.121.132.22	A	ns1.warmflat.com
221.121.132.23	PTR	221-121-132-23.as45671.net
221.121.132.23	A	ns2.warmflat.com
221.121.132.110	A	tenterlife.com
221.121.132.119	A	ausbuy.com.au
221.121.133.26	PTR	221-121-133-26.as45671.net
221.121.133.26	A	spookscomputers.com.au
221.121.133.34	PTR	ssdcp-11-1.servercontrol.com.au
221.121.133.34	A	westraliapools.net.au
221.121.133.34	A	easyseoperth.com.au
221.121.133.67	PTR	gi1-1.fw-13526-11-1.servercontrol.com.au
221.121.133.67	A	fw-13526-11-1.servercontrol.com.au
221.121.133.84	A+PTR	bid2fish.com.au
221.121.133.84	A	ns1.bid2fish.com.au
221.121.133.84	A	ns2.bid2fish.com.au
221.121.133.85	A	ns2.theberryfarm.com.au
221.121.133.88	A	getawayoutdoors.com.au
221.121.133.88	A	www.getawayoutdoors.com.au
221.121.133.93	A	ns4.viperonline.com.au
221.121.133.93	A	ns3.viperonline.com.au
221.121.133.94	PTR	sau-07107-or-vm2.servercontrol.com.au
221.121.133.94	A	combatdefencesystems.com
221.121.133.94	A	westinghousesmallappliances.com.au
221.121.133.117	PTR	221-121-133-117.as45671.net
221.121.133.146	A+PTR	psisvr7.pre-emptivestrike.com
221.121.133.146	A	albanyhospice.org.au
221.121.133.146	A	dolphinlodge.com.au
221.121.133.148	A	oceanmistvilla.com.au
221.121.133.148	A	montgomeryshill.com.au
221.121.134.34	PTR	ssdcp-12-1.servercontrol.com.au
221.121.134.34	A	mail.leetonshowsociety.org.au
221.121.134.34	A	catr.com.au
221.121.134.36	A	www.arm.net.au
221.121.134.36	A	arm.net.au
221.121.135.3	PTR	vl3.sw-13-1.as45671.net.au
221.121.135.3	A	dc-204.ptoserver.com
221.121.135.21	PTR	sau-1e363-or.servercontrol.com.au
221.121.135.21	A	saevia.com
221.121.135.41	PTR	221-121-135-41.as45671.net
221.121.135.41	A	dc-0366f8493de0.nzclassics.com
221.121.135.51	PTR	sau-e94ef-or.servercontrol.com.au
221.121.135.51	A	dc-440.ptoserver.com
221.121.135.68	PTR	221-121-135-68.as45671.net
221.121.135.107	PTR	sau-3914e-or.servercontrol.com.au
221.121.135.107	A	kickofnorris.com
221.121.135.108	PTR	sau-3914e-or.servercontrol.com.au
221.121.135.115	A+PTR	free.venus.akl.nz.youhost.co.nz
221.121.135.115	A	freehosting.co.nz
221.121.135.115	A	jamievong.com
221.121.135.116	A+PTR	paid.venus.akl.nz.youhost.co.nz
221.121.135.116	A	mail.onpointae.nz
221.121.135.116	A	cherryvista.co.nz
221.121.135.131	PTR	221-121-135-131.as45671.net
221.121.135.143	PTR	221-121-135-143.as45671.net