Robtex

Up: 151.147.240.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 151.147.240.0/23
Down right: 151.147.242.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
151.147.240.14	A+PTR	risxfacs.com
151.147.240.14	PTR	risxfacs.net
151.147.240.14	A+PTR	risxfacs.org
151.147.240.35	A+PTR	mygbclaim.com
151.147.240.35	A+PTR	mygbclaim.net
151.147.240.35	A+PTR	www.mygbclaim.com
151.147.240.40	PTR	gbupsmpn.com
151.147.240.160	A+PTR	eftp.ajg.com
151.147.240.160	A	gbdeftp.gbtpa.com
151.147.240.180	PTR	www.claimzone.com
151.147.240.181	A+PTR	ifroi.com
151.147.240.181	A	www.ifroi.com
151.147.240.182	A+PTR	netosha.com
151.147.240.182	A	www.netosha.com
151.147.240.183	PTR	gbesp.com
151.147.240.184	A+PTR	gbfirst.com
151.147.240.184	A	www.gbfirst.com
151.147.240.187	A	czreporter.com