Robtex

Up: 72.213.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 72.213.240.0/22
Down right: 72.213.244.0/22
(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