Robtex

Up: 66.82.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 66.82.144.0/21
Down right: 66.82.152.0/21

IP	Type	Hostname
66.82.144.0	A	dpc6682144000.direcpc.com
66.82.144.1	A+PTR	dpc6682144001.direcpc.com
66.82.144.4	A	dpc6682144004.direcpc.com
66.82.144.10	A	dpc6682144010.direcpc.com
66.82.144.29	A	host-66-82-144-29.hnremote.net
66.82.144.100	A	dpc6682144100.direcpc.com
66.82.144.100	A	ac5-dns-01.hnops.net
66.82.144.101	A	ac5-dns-02.hnops.net
66.82.144.101	A	dpc6682144101.direcpc.com
66.82.144.144	A	static-email-6682144144.direcpc.com
66.82.144.173	A	dpc6682144173.direcpc.com
66.82.145.10	A	dpc6682145010.direcpc.com
66.82.145.27	A	dpc6682145027.direcpc.com
66.82.145.186	A	dpc6682145186.direcpc.com
66.82.145.254	A	dpc6682145254.direcpc.com
66.82.146.32	PTR	dpc6682146032.direcpc.com
66.82.147.17	A+PTR	dpc6682147017.direcpc.com
66.82.150.18	A+PTR	dpc6682150018.direcpc.com
66.82.150.18	A	mail.opensolutionsindy.com
66.82.150.32	A	dpc6682150032.direcpc.com
66.82.150.83	A	dpc6682150083.direcpc.com
66.82.152.108	A	dpc6682152108.direcpc.com
66.82.154.102	A	dpc6682154102.direcpc.com
66.82.155.18	A	dpc6682155018.direcpc.com
66.82.155.136	A	dpc6682155136.direcpc.com
66.82.155.248	A	dpc6682155248.direcpc.com
66.82.156.18	PTR	dpc6682156018.direcpc.com
66.82.156.83	A+PTR	dpc6682156083.direcpc.com
66.82.158.146	PTR	dpc6682158146.direcpc.com
66.82.159.10	A	dpc6682159010.direcpc.com