Robtex

Up: 66.112.160.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 66.112.160.0/21
Down right: 66.112.168.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.112.160.5	PTR	host-66-112-160-5.nctv.com
66.112.160.5	A	gnapsbackup.connactivity.com
66.112.160.6	A	web2b.connactivity.com
66.112.160.9	PTR	host-66-112-160-9.nctv.com
66.112.160.25	A	sondrak.connactivity.com
66.112.160.61	A	ntweb4webs.connactivity.com
66.112.160.63	A	rax0.connactivity.com
66.112.160.116	PTR	host-66-112-160-116.nctv.com
66.112.161.0	A+PTR	host-66-112-161-0.nctv.com
66.112.161.5	A	ntweb3.connactivity.com
66.112.161.28	A	host-66-112-161-28.nctv.com
66.112.161.55	A	host-66-112-161-55.nctv.com
66.112.161.63	A	host-66-112-161-63.nctv.com
66.112.161.68	A	host-66-112-161-68.nctv.com
66.112.161.87	A	host-66-112-161-87.nctv.com
66.112.161.98	PTR	host-66-112-161-98.nctv.com
66.112.161.144	A+PTR	host-66-112-161-144.nctv.com
66.112.161.146	A	michaelrooney.com
66.112.161.155	A	host-66-112-161-155.nctv.com
66.112.161.201	A	host-66-112-161-201.nctv.com
66.112.161.245	A	host-66-112-161-245.nctv.com
66.112.162.0	A+PTR	host-66-112-162-0.nctv.com
66.112.162.20	A	host-66-112-162-20.nctv.com
66.112.162.79	A	host-66-112-162-79.nctv.com
66.112.162.100	A	host-66-112-162-100.nctv.com
66.112.162.164	A	host-66-112-162-164.nctv.com
66.112.163.0	PTR	host-66-112-163-0.nctv.com
66.112.163.27	A	host-66-112-163-27.nctv.com
66.112.163.56	A	host-66-112-163-56.nctv.com
66.112.164.130	A+PTR	host-66-112-164-130.nctv.com
66.112.164.185	A	host-66-112-164-185.nctv.com
66.112.165.18	A	mail.netzsch.us
66.112.165.238	A	host-66-112-165-238.nctv.com
66.112.166.7	A	host-66-112-166-7.nctv.com
66.112.166.197	A	host-66-112-166-197.nctv.com
66.112.167.71	A	smacmini.com
66.112.167.115	A	secondstreethomes.net
66.112.167.164	A	host-66-112-167-164.nctv.com
66.112.167.178	A	stevenborisko.com
66.112.167.234	A	zeus.schnellnet.net
66.112.167.237	A	host-66-112-167-237.nctv.com
66.112.168.40	A	65-65-73-253.anderson-cpa.com
66.112.168.40	A	mail.anderson-cpa.com
66.112.168.40	A	65-65-73-254.anderson-cpa.com
66.112.169.190	A	mail.cgcrecreations.com
66.112.169.240	A	goldcointalk.org
66.112.169.240	A	gwdcomputer.com
66.112.169.240	A	trygoldcoin.com
66.112.171.0	PTR	host-66-112-171-0.nctv.com
66.112.172.0	PTR	host-66-112-172-0.nctv.com
66.112.172.35	PTR	host-66-112-172-35.nctv.com
66.112.172.38	A	mail2.ccbim.com
66.112.172.40	A	choochoo-ecomm.com
66.112.172.42	A	mail.vnscorp.com
66.112.172.42	A	mail.prccs.com
66.112.173.96	A	mail.xirruschap.com
66.112.173.96	A	xirruschap.com
66.112.174.244	A	marcuscookrules.com
66.112.175.0	PTR	host-66-112-175-0.nctv.com
66.112.175.133	A	eilands.net