Robtex

Up: 72.213.224.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 72.213.240.0/21
Down right: 72.213.248.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.213.241.56	A+PTR	wsip-72-213-241-56.oc.oc.cox.net
72.213.241.56	A	mitech.net
72.213.241.76	A+PTR	remote.westernexpresslending.com
72.213.242.202	A	axxera4n6.com
72.213.242.205	A+PTR	wsip-72-213-242-205.oc.oc.cox.net
72.213.244.210	A	tmrmzine.com
72.213.245.204	A+PTR	wsip-72-213-245-204.oc.oc.cox.net
72.213.245.204	A	jdlconstruction.info
72.213.246.34	PTR	aedelectronics.com
72.213.246.219	A+PTR	wsip-72-213-246-219.oc.oc.cox.net
72.213.246.219	A	myochost.com
72.213.246.220	A+PTR	wsip-72-213-246-220.oc.oc.cox.net
72.213.246.220	A	sdsexplorer.com
72.213.246.229	A	la.intra-corp.com
72.213.246.229	A	mail.intracorpcompanies.com
72.213.247.38	A+PTR	wsip-72-213-247-38.oc.oc.cox.net
72.213.247.38	A	mail.getgoodfranklin.com
72.213.247.38	A	ggf-exch1.getgoodfranklin.com
72.213.247.75	A+PTR	wsip-72-213-247-75.oc.oc.cox.net
72.213.247.75	A	massoninvestments.com
72.213.250.1	PTR	voip72-213-250-1.mm.ks.ks.cox.net
72.213.250.3	PTR	voip72-213-250-3.mm.br.br.cox.net
72.213.250.16	PTR	voip72-213-250-16.mm.br.br.cox.net
72.213.250.33	PTR	voip72-213-250-33.mm.br.br.cox.net
72.213.250.48	PTR	voip72-213-250-48.mm.br.br.cox.net
72.213.250.49	PTR	voip72-213-250-49.mm.br.br.cox.net
72.213.250.50	PTR	mta0018c0e8485e.mm.ks.ks.cox.net
72.213.250.51	PTR	voip72-213-250-51.mm.br.br.cox.net
72.213.250.65	PTR	voip72-213-250-65.mm.br.br.cox.net
72.213.250.83	PTR	voip72-213-250-83.mm.br.br.cox.net
72.213.250.99	PTR	voip72-213-250-99.mm.br.br.cox.net
72.213.250.144	PTR	voip72-213-250-144.mm.br.br.cox.net
72.213.250.146	PTR	mta001596fa9fb9.mm.ks.ks.cox.net
72.213.250.162	PTR	voip72-213-250-162.mm.br.br.cox.net
72.213.250.177	PTR	voip72-213-250-177.mm.br.br.cox.net
72.213.250.192	PTR	voip72-213-250-192.mm.br.br.cox.net
72.213.250.195	PTR	voip72-213-250-195.mm.br.br.cox.net
72.213.250.225	PTR	voip72-213-250-225.mm.br.br.cox.net
72.213.251.36	PTR	voip72-213-251-36.mm.br.br.cox.net
72.213.251.64	PTR	voip72-213-251-64.mm.br.br.cox.net
72.213.251.67	PTR	voip72-213-251-67.mm.br.br.cox.net
72.213.251.97	PTR	voip72-213-251-97.mm.br.br.cox.net
72.213.251.99	PTR	voip72-213-251-99.mm.br.br.cox.net
72.213.251.160	PTR	voip72-213-251-160.mm.br.br.cox.net
72.213.251.161	PTR	voip72-213-251-161.mm.br.br.cox.net
72.213.251.179	PTR	voip72-213-251-179.mm.br.br.cox.net
72.213.251.193	PTR	voip72-213-251-193.mm.br.br.cox.net
72.213.251.208	PTR	voip72-213-251-208.mm.br.br.cox.net
72.213.251.227	PTR	mta001a662266fe.mm.ks.ks.cox.net
72.213.251.242	PTR	voip72-213-251-242.mm.br.br.cox.net
72.213.251.243	PTR	voip72-213-251-243.mm.br.br.cox.net
72.213.254.20	A	vpn.sysplan.com
72.213.254.89	A+PTR	wsip-72-213-254-89.dc.dc.cox.net
72.213.254.89	A	www.mts3inc.com
72.213.254.89	A	mts3inc.com
72.213.255.60	A+PTR	wsip-72-213-255-60.dc.dc.cox.net
72.213.255.60	A	kunhome.hopto.org
72.213.255.141	A	mail.ebdffg.com