Robtex

Up: 64.81.206.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 64.81.207.0/25
Down right: 64.81.207.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.81.207.0	A+PTR	dsl081-207-000.nyc2.dsl.speakeasy.net
64.81.207.3	PTR	ns3.bytebrothers.net
64.81.207.3	A	ns1.bytebrothers.net
64.81.207.4	PTR	ns4.bytebrothers.net
64.81.207.4	A	ns2.bytebrothers.net
64.81.207.6	PTR	dsl081-207-006.nyc2.dsl.speakeasy.net
64.81.207.6	A	leosara.com
64.81.207.6	A	kingdavidvilla.com
64.81.207.10	A+PTR	dsl081-207-010.nyc2.dsl.speakeasy.net
64.81.207.34	A+PTR	dsl081-207-034.nyc2.dsl.speakeasy.net
64.81.207.38	A+PTR	dsl081-207-038.nyc2.dsl.speakeasy.net
64.81.207.39	A+PTR	dsl081-207-039.nyc2.dsl.speakeasy.net
64.81.207.50	A+PTR	dsl081-207-050.nyc2.dsl.speakeasy.net
64.81.207.62	A+PTR	dsl081-207-062.nyc2.dsl.speakeasy.net
64.81.207.73	A+PTR	dsl081-207-073.nyc2.dsl.speakeasy.net
64.81.207.108	A+PTR	dsl081-207-108.nyc2.dsl.speakeasy.net
64.81.207.111	A+PTR	dsl081-207-111.nyc2.dsl.speakeasy.net
64.81.207.113	A+PTR	dsl081-207-113.nyc2.dsl.speakeasy.net
64.81.207.128	A+PTR	dsl081-207-128.nyc2.dsl.speakeasy.net
64.81.207.163	A+PTR	dsl081-207-163.nyc2.dsl.speakeasy.net
64.81.207.165	A+PTR	dsl081-207-165.nyc2.dsl.speakeasy.net
64.81.207.178	A+PTR	dsl081-207-178.nyc2.dsl.speakeasy.net
64.81.207.187	A+PTR	dsl081-207-187.nyc2.dsl.speakeasy.net
64.81.207.195	A+PTR	dsl081-207-195.nyc2.dsl.speakeasy.net
64.81.207.196	A+PTR	dsl081-207-196.nyc2.dsl.speakeasy.net
64.81.207.200	A+PTR	dsl081-207-200.nyc2.dsl.speakeasy.net
64.81.207.202	A+PTR	dsl081-207-202.nyc2.dsl.speakeasy.net
64.81.207.208	A+PTR	dsl081-207-208.nyc2.dsl.speakeasy.net
64.81.207.222	A+PTR	dsl081-207-222.nyc2.dsl.speakeasy.net
64.81.207.229	A+PTR	dsl081-207-229.nyc2.dsl.speakeasy.net
64.81.207.230	A+PTR	dsl081-207-230.nyc2.dsl.speakeasy.net
64.81.207.242	A+PTR	dsl081-207-242.nyc2.dsl.speakeasy.net
64.81.207.251	A+PTR	dsl081-207-251.nyc2.dsl.speakeasy.net
64.81.207.255	A+PTR	dsl081-207-255.nyc2.dsl.speakeasy.net