Robtex

Up: 66.180.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 66.180.40.0/22
Down right: 66.180.44.0/22

IP	Type	Hostname
66.180.40.1	PTR	cache-1.in2.net
66.180.40.2	PTR	ns5.in2.net
66.180.40.3	PTR	ns3.in2.net
66.180.42.10	A	wppcgh.com
66.180.42.10	A	wppcntx.org
66.180.42.11	A	ecigs.in2.net
66.180.42.80	A	mass-communications.net
66.180.43.131	PTR	production-web01.in2.net
66.180.43.131	A	planotex.com
66.180.43.131	A	siebertclan.com
66.180.44.58	A	www.heelsforyou.com
66.180.44.59	PTR	www.sexylooks.com
66.180.44.63	A	beautywithin.com
66.180.44.64	A	sinsuality.com
66.180.44.65	A	dancehalldarling.com
66.180.44.68	A	www.laceandlingerie.com
66.180.44.69	A	mx1.lossoflicense.nl
66.180.47.39	A	snmp.in2.net
66.180.47.45	PTR	ns2.in2.net
66.180.47.45	A	ns2.jetinspections.com
66.180.47.61	A	icanivr.com
66.180.47.61	A	ifaxservice.com
66.180.47.63	A	icanreports.com
66.180.47.66	A	fatdaddyssoundshack.com
66.180.47.66	A	dfwpit.com
66.180.47.66	A	vapeandvapor.com