Robtex

Up: 66.243.8.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.243.8.0/23
Down right: 66.243.10.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.243.8.26	A	mail.scm-bankruptcy.com
66.243.8.26	A	mail.scm-businesslaw.com
66.243.8.26	A	mail.scm-familylaw.com
66.243.8.91	A	mail2.americanlegalnet.com
66.243.8.202	PTR	mail.graveslawpc.com
66.243.8.210	A	www.boinc.biz
66.243.8.210	A	mail.boinc.biz
66.243.8.210	A	boinc.biz
66.243.8.242	PTR	mail.yayaaflalo.com
66.243.9.174	PTR	66-243-9-174.focaldata.net
66.243.10.2	PTR	66-243-10-2.focaldata.net
66.243.10.2	A	polyphemus.terraseer.com
66.243.10.9	PTR	66-243-10-9.focaldata.net
66.243.10.90	PTR	exhibitour.com
66.243.10.96	PTR	66-243-10-96.focaldata.net
66.243.10.165	A+PTR	cliff.webenvironments.net
66.243.10.168	A	www.almtech.net
66.243.10.173	A	mail.webenvironments.net
66.243.10.176	PTR	66-243-10-176.focaldata.net
66.243.10.176	A	*.generationsfuneralservice.com
66.243.10.176	A	mazur-kittel.com
66.243.10.180	PTR	ns1.almtech.net
66.243.10.180	A	mail.douglasconsultinggroup.com
66.243.10.180	A	foxsportsmedia.com
66.243.10.182	PTR	cliff.almtech.net
66.243.10.183	PTR	66-243-10-183.focaldata.net
66.243.10.183	A	mazur-kittel.com
66.243.10.185	A	funeralsmadesimple.com