Robtex

Up: 64.222.216.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 64.222.220.0/23
Down right: 64.222.222.0/23

IP	Type	Hostname
64.222.220.1	A+PTR	pool-64-222-220-1.port.east.myfairpoint.net
64.222.220.3	A+PTR	pool-64-222-220-3.port.east.myfairpoint.net
64.222.220.8	A+PTR	pool-64-222-220-8.port.east.myfairpoint.net
64.222.220.10	A+PTR	pool-64-222-220-10.port.east.myfairpoint.net
64.222.220.11	A+PTR	pool-64-222-220-11.port.east.myfairpoint.net
64.222.220.29	A+PTR	pool-64-222-220-29.port.east.myfairpoint.net
64.222.220.31	A+PTR	pool-64-222-220-31.port.east.myfairpoint.net
64.222.220.35	A+PTR	pool-64-222-220-35.port.east.myfairpoint.net
64.222.220.37	A+PTR	pool-64-222-220-37.port.east.myfairpoint.net
64.222.220.42	A+PTR	pool-64-222-220-42.port.east.myfairpoint.net
64.222.220.49	A+PTR	pool-64-222-220-49.port.east.myfairpoint.net
64.222.220.59	A+PTR	pool-64-222-220-59.port.east.myfairpoint.net
64.222.220.61	A+PTR	pool-64-222-220-61.port.east.myfairpoint.net
64.222.220.64	A+PTR	pool-64-222-220-64.port.east.myfairpoint.net
64.222.220.69	A+PTR	pool-64-222-220-69.port.east.myfairpoint.net
64.222.220.77	A+PTR	pool-64-222-220-77.port.east.myfairpoint.net
64.222.220.80	A+PTR	pool-64-222-220-80.port.east.myfairpoint.net
64.222.220.81	A+PTR	pool-64-222-220-81.port.east.myfairpoint.net
64.222.220.91	A+PTR	pool-64-222-220-91.port.east.myfairpoint.net
64.222.220.96	A+PTR	pool-64-222-220-96.port.east.myfairpoint.net
64.222.220.108	PTR	pool-64-222-220-108.port.east.myfairpoint.net
64.222.220.111	A+PTR	pool-64-222-220-111.port.east.myfairpoint.net
64.222.220.119	PTR	pool-64-222-220-119.port.east.myfairpoint.net
64.222.220.130	A+PTR	pool-64-222-220-130.port.east.myfairpoint.net
64.222.220.135	A+PTR	pool-64-222-220-135.port.east.myfairpoint.net
64.222.220.148	A+PTR	pool-64-222-220-148.port.east.myfairpoint.net
64.222.220.149	A+PTR	pool-64-222-220-149.port.east.myfairpoint.net
64.222.220.150	A+PTR	pool-64-222-220-150.port.east.myfairpoint.net
64.222.220.156	A+PTR	pool-64-222-220-156.port.east.myfairpoint.net
64.222.220.165	A+PTR	pool-64-222-220-165.port.east.myfairpoint.net
64.222.220.175	A+PTR	pool-64-222-220-175.port.east.myfairpoint.net
64.222.220.193	A+PTR	pool-64-222-220-193.port.east.myfairpoint.net
64.222.220.197	A+PTR	pool-64-222-220-197.port.east.myfairpoint.net
64.222.220.201	A+PTR	pool-64-222-220-201.port.east.myfairpoint.net
64.222.220.206	A+PTR	pool-64-222-220-206.port.east.myfairpoint.net
64.222.220.219	A+PTR	pool-64-222-220-219.port.east.myfairpoint.net
64.222.220.222	A+PTR	pool-64-222-220-222.port.east.myfairpoint.net
64.222.220.227	A+PTR	pool-64-222-220-227.port.east.myfairpoint.net
64.222.220.229	A+PTR	pool-64-222-220-229.port.east.myfairpoint.net
64.222.220.240	A+PTR	pool-64-222-220-240.port.east.myfairpoint.net
64.222.220.241	PTR	pool-64-222-220-241.port.east.myfairpoint.net
64.222.220.243	A+PTR	pool-64-222-220-243.port.east.myfairpoint.net
64.222.220.244	A+PTR	pool-64-222-220-244.port.east.myfairpoint.net
64.222.220.252	A+PTR	pool-64-222-220-252.port.east.myfairpoint.net
64.222.222.21	PTR	pool-64-222-222-21.ptldme.east.myfairpoint.net