Robtex

Up: 204.15.224.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 204.15.232.0/22
Down right: 204.15.236.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.15.234.101	A+PTR	nitrogen.eng.gbix.net
204.15.234.112	A+PTR	wap2.nyc1.gbix.net
204.15.234.116	A	iptv1.nyc1.gbix.net
204.15.234.120	A	argon.gbix.net
204.15.234.192	A+PTR	user192.onesc.net
204.15.234.193	A	user193.onesc.net
204.15.234.194	A	user194.onesc.net
204.15.234.195	A+PTR	user195.onesc.net
204.15.234.200	A	user200.onesc.net
204.15.234.201	A	user201.onesc.net
204.15.234.202	A	user202.onesc.net
204.15.234.203	A	user203.onesc.net
204.15.235.9	A	nycbdc.net
204.15.235.9	A	openaccess.net
204.15.235.9	A	ctbdc.net
204.15.235.12	PTR	reclaimed
204.15.235.14	PTR	www.onestep.net
204.15.235.19	A	specializedpharmacysolutions.com
204.15.235.19	A	sps-rx.net
204.15.235.20	A	litkd.com
204.15.235.20	A	litkd.org
204.15.235.25	A	cathedralgardens.net
204.15.235.31	A	asap-ly.com
204.15.235.114	A	cerberus.onesc.net
204.15.235.200	A	user200.onesc.net
204.15.236.5	PTR	ns1.specusa.com
204.15.236.5	A	mail.insurancescriptions.com
204.15.236.5	A	mail.financialscriptions.com
204.15.236.11	A+PTR	ef.spectramedi.com
204.15.236.15	A	e-commerce-web-site-design.com
204.15.236.15	A	electronic-medical-record-software.net
204.15.236.15	A	online-database-management.com
204.15.236.21	A	mthelp.com
204.15.236.21	A	mail.imedware.com
204.15.236.23	A	mail.spectramedi.com
204.15.236.25	A+PTR	mail.firmsltd.com
204.15.236.25	A	mail.mthelp.com
204.15.236.25	A	imanagemybills.com
204.15.236.31	A	sales.spectramedi.com
204.15.236.119	A	mail.medical-transcription-services.org
204.15.237.121	A+PTR	newsletter.peck-o-matic.com
204.15.237.121	A	peck-o-matic.com
204.15.237.122	A+PTR	newsletter.debtcollectionservices.us
204.15.237.122	A	debtcollectionservices.us
204.15.238.10	A	pottas.in
204.15.238.10	A	h-m-l.in
204.15.238.10	A	ledsmicro.com
204.15.238.11	PTR	lmwus.oolz.net
204.15.238.15	PTR	newsletter.firmsltd.net
204.15.238.21	PTR	newsletter.imedware.net
204.15.238.21	A	imedware.net
204.15.238.23	A+PTR	newsletter.imedware.net
204.15.238.24	PTR	newsletter.firmsltd.net
204.15.238.24	A	firmsltd.net
204.15.238.25	A+PTR	newsletter.spectramedi.net
204.15.238.25	A	spectramedi.net
204.15.238.175	A	euphoriainformaticsinc.com
204.15.238.175	A	www.hilltopfarmsny.com
204.15.238.175	A	featherex.com
204.15.238.201	A+PTR	newsletter.hilltopcny.com
204.15.238.201	A	hilltopcny.com
204.15.238.210	A+PTR	frankstrade.com
204.15.238.210	A	www.frankstrade.com
204.15.238.212	A	franksclassifieds.com