Robtex

Up: 12.221.96.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 12.221.96.0/25
Down right: 12.221.96.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
12.221.96.9	PTR	backup02.backedup365.com
12.221.96.12	A	backup05.backedup365.com
12.221.96.13	A	restore.securedata365.com
12.221.96.28	PTR	ftp.securedata365.com
12.221.96.28	A	365securedata.net
12.221.96.28	A	data4726.com
12.221.96.29	A+PTR	ns1.securedata365.com
12.221.96.30	A+PTR	ns4.securedata365.com
12.221.96.43	A	memerase.com
12.221.96.43	A	www.polyfox.com
12.221.96.43	A	omnovasolutions.com
12.221.96.52	PTR	access.securedata365.com
12.221.96.53	A+PTR	mail.securedata365.com
12.221.96.58	A	bkup01.offsitedps.com
12.221.96.67	A	estatements.securecuonline.com
12.221.96.68	A	cusecureonline.com
12.221.96.68	A	www.cusecureonline.com
12.221.96.70	PTR	secureonline.com
12.221.96.70	A	www.securecuonline.com
12.221.96.70	A	securecuonline.com
12.221.96.78	A	mail.cuinterface.com
12.221.96.98	PTR	www.jpiia.org
12.221.96.118	A	harmonhomespages.com
12.221.96.121	A	secure.adnet4u.com
12.221.96.121	A	adnet1.harmonhomes.com
12.221.96.121	A	adnet4u.com
12.221.96.125	PTR	eharmonhomes.com
12.221.96.125	A	*.eharmonhomes.com
12.221.96.125	A	www.cellcars.com
12.221.96.126	PTR	harmonhomes.com
12.221.96.126	A	www.harmonhomes.com
12.221.96.126	A	harmonmediagrp.com
12.221.96.146	A+PTR	th-exch-mb01.thompsonhine.com
12.221.96.146	A	dns1.thf.com
12.221.96.146	A	ns1.thompsonhine.com
12.221.96.148	A	mail2.thompsonhine.com
12.221.96.148	A	exchange.gouldwilkie.com
12.221.96.155	A	autodiscover.calitzler.com
12.221.96.172	A+PTR	mail.cp-advisors.com
12.221.96.180	A	glxit.net
12.221.96.180	A	ns1.glxit.com
12.221.96.180	A	mail.glxit.com
12.221.96.182	A	mail.glxit.com
12.221.96.182	A	mail.mich-art.com
12.221.96.182	A	mail.chetandfrans.com
12.221.96.194	A	clientportal.cbiz.com
12.221.96.202	A	kci1femail.cbiz.com
12.221.96.205	A	cbizuniversity.com
12.221.96.205	A	www.cbizuniversity.com
12.221.96.227	A	*.geocachingsolutions.com
12.221.96.227	A	smtp1.thompsonhine.com
12.221.96.227	A	mail.gouldwilkie.com
12.221.96.230	A	www.antitrustadvice.com
12.221.96.230	A	antitrustadvice.com
12.221.96.246	A+PTR	mail.suprtech.net
12.221.96.250	PTR	koroseal.com
12.221.96.250	A	bellagard.com
12.221.96.250	A	walltalkers.com