Robtex

Up: 72.214.224.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 72.214.228.0/23
Down right: 72.214.230.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.214.228.58	A	mail.fendonlaw.net
72.214.228.139	A+PTR	wsip-72-214-228-139.ph.ph.cox.net
72.214.228.139	A	connect.xlcon.com
72.214.228.140	A+PTR	wsip-72-214-228-140.ph.ph.cox.net
72.214.228.140	A	ase.xlcon.com
72.214.228.141	A+PTR	wsip-72-214-228-141.ph.ph.cox.net
72.214.228.141	A	eras.xlcon.com
72.214.229.50	A+PTR	wsip-72-214-229-50.ph.ph.cox.net
72.214.229.64	A+PTR	mail.theaces.net
72.214.229.74	A	mail.northvalleysc.com
72.214.229.114	A+PTR	cxfib100.avaflipswitch.com
72.214.229.118	A	office.avaflipswitch.com
72.214.229.198	A	ts.apitire.com
72.214.229.198	A	vpn.apitire.com
72.214.229.245	A	intranet.americanavc.com
72.214.229.250	PTR	mail.americanavc.com
72.214.229.250	A	mail.globalavc.com
72.214.230.1	PTR	wsip-72-214-230-1.ph.ph.cox.net
72.214.230.30	A+PTR	wsip-72-214-230-30.ph.ph.cox.net
72.214.230.226	A+PTR	wsip-72-214-230-226.ph.ph.cox.net
72.214.230.226	A	palominas.k12.az.us
72.214.230.251	A+PTR	wsip-72-214-230-251.ph.ph.cox.net
72.214.230.251	A	superadgenerator.com
72.214.230.251	A	bizconnect360backoffice.com
72.214.231.2	PTR	mail.retailassistance.com
72.214.231.2	A	www.ap-audit.com
72.214.231.2	A	mail.ap-audit.com
72.214.231.147	A+PTR	wsip-72-214-231-147.ph.ph.cox.net
72.214.231.147	A	mercury.by5pm.com
72.214.231.148	A+PTR	wsip-72-214-231-148.ph.ph.cox.net
72.214.231.148	A	notforgottengifts.com
72.214.231.252	A	owa.sjvaz.net