Robtex

Up: 66.38.0.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 66.38.0.0/25
Down right: 66.38.0.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.38.0.0	A+PTR	66-38-0-0.blue.net
66.38.0.2	A	etcore-vlan9.blue.net
66.38.0.4	A+PTR	66-38-0-4.blue.net
66.38.0.6	PTR	sec-cdma-asa.blue.net
66.38.0.6	A	cdma525b.blue.net
66.38.0.7	A+PTR	introp-tmp.blue.net
66.38.0.8	A	66-38-0-8.blue.net
66.38.0.9	A+PTR	66-38-0-9.blue.net
66.38.0.12	A+PTR	mspix.blue.net
66.38.0.14	A	cdma-syn1.blue.net
66.38.0.15	A+PTR	cdma-syn2.blue.net
66.38.0.16	A+PTR	66-38-0-16.blue.net
66.38.0.19	A	bhvbni01.blue.net
66.38.0.24	A	cdmacon2.blue.net
66.38.0.26	A	66-38-0-26.blue.net
66.38.0.27	A+PTR	66-38-0-27.blue.net
66.38.0.36	PTR	66.38.0.36.akamaitechnologies.com
66.38.0.37	PTR	66.38.0.37.akamaitechnologies.com
66.38.0.48	A+PTR	neustar.blue.net
66.38.0.49	A+PTR	neustar2.blue.net
66.38.0.60	A+PTR	66-38-0-60.blue.net
66.38.0.66	A+PTR	workzone.bluegrasscellular.com
66.38.0.82	A+PTR	duocountytelecom.com
66.38.0.92	PTR	sms.bluecell.com
66.38.0.94	A+PTR	bbtel.com
66.38.0.94	A	www.bbtel.com
66.38.0.95	PTR	duo-county.com
66.38.0.97	A+PTR	nctc.com
66.38.0.98	PTR	duocounty.com
66.38.0.102	A+PTR	bn2.blue.net
66.38.0.112	PTR	horsecave.com
66.38.0.112	A+PTR	kyconnection.com
66.38.0.112	A+PTR	scrtc.com
66.38.0.124	A+PTR	duocountylongdistance.com
66.38.0.140	A+PTR	mx1.blue.net
66.38.0.141	A	duocountytelephone.coop
66.38.0.146	PTR	mccym.org
66.38.0.150	A	mx1.bluecell.com
66.38.0.153	A	brandenburgtelecom.com
66.38.0.165	A+PTR	imap.logantele.com
66.38.0.165	A+PTR	mail.logantele.com
66.38.0.167	A+PTR	email.scrtc.com
66.38.0.167	A+PTR	mx1.scrtc.com
66.38.0.168	A+PTR	email.nctc.com
66.38.0.168	A+PTR	imap.nctc.com
66.38.0.168	A+PTR	mail.nctc.com
66.38.0.169	PTR	email.bbtel.com
66.38.0.169	A+PTR	imap.bbtel.com
66.38.0.169	PTR	mail.bbtel.com
66.38.0.170	A+PTR	vmc0-nfs0.blue.net
66.38.0.177	A+PTR	caveland.net
66.38.0.177	PTR	backend.scrtc.com
66.38.0.177	A+PTR	email.scrtc.com
66.38.0.178	A+PTR	backend.nctc.com
66.38.0.178	A+PTR	email.nctc.com
66.38.0.178	A+PTR	imap.nctc.com
66.38.0.179	A+PTR	backend.bbtel.com
66.38.0.179	PTR	email.bbtel.com
66.38.0.179	A+PTR	imap.bbtel.com
66.38.0.192	A	template.blue.net
66.38.0.198	A	mrtg.blue.net
66.38.0.200	A+PTR	rwhois.blue.net
66.38.0.201	A+PTR	mail.blue.net
66.38.0.203	A+PTR	mail.duo-county.com
66.38.0.204	A	pop.logantele.com
66.38.0.205	A+PTR	mail.nctc.com
66.38.0.205	A+PTR	66-38-0-205.blue.net
66.38.0.206	A+PTR	caveland.net
66.38.0.206	A+PTR	mail.scrtc.com
66.38.0.209	A	oldsite.duo-county.com
66.38.0.211	A	webmail.logantele.com
66.38.0.212	A+PTR	webmail.scrtc.com
66.38.0.213	A+PTR	webmail.nctc.com
66.38.0.213	PTR	66-38-0-213.blue.net
66.38.0.214	A	webmail.duo-county.com
66.38.0.215	PTR	webmail.bbtel.com
66.38.0.220	A+PTR	smtp.blue.net
66.38.0.221	A	smtp.duo-county.com
66.38.0.224	A+PTR	smtp.logantele.com
66.38.0.227	A	bgspeedtest.blue.net
66.38.0.230	A+PTR	ntp.blue.net
66.38.0.235	A+PTR	smtp.scrtc.com
66.38.0.236	PTR	ns3.blue.net
66.38.0.237	A	admin.blue.net
66.38.0.238	A	webmail.blue.net
66.38.0.240	A+PTR	nscache0.blue.net
66.38.0.244	A+PTR	ns1.blue.net
66.38.0.245	A+PTR	rad2.blue.net
66.38.0.246	A+PTR	rad3.blue.net
66.38.0.247	A	bgbk-nscache0b.blue.net
66.38.0.250	A+PTR	rad4.blue.net
66.38.0.251	A+PTR	rad5.blue.net
66.38.0.252	A+PTR	rad6.blue.net