Robtex

Up: 66.6.64.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 66.6.68.0/23
Down right: 66.6.70.0/23

IP	Type	Hostname
66.6.68.28	PTR	66-6-68-28.cttel.net
66.6.68.50	PTR	66-6-68-50.cttel.net
66.6.68.50	A	pacifitech.ca
66.6.69.138	PTR	mail.carabetta.com
66.6.70.8	PTR	mail.imsfood.com
66.6.71.146	A	ashcreekent.com
66.6.71.178	PTR	66-6-71-178.cttel.net
66.6.71.195	PTR	mail.ci.bridgeport.ct.us
66.6.71.218	PTR	mail.ci.bridgeport.ct.us
66.6.71.250	PTR	66-6-71-250.cttel.net