Robtex

Up: 69.39.0.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 69.39.1.0/25
Down right: 69.39.1.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
69.39.1.1	PTR	edge.1cis.net
69.39.1.2	PTR	dns01.1cis.com
69.39.1.4	PTR	www.1cis.com
69.39.1.4	A	www.suceuse.1cis.com
69.39.1.4	A	femmetrev.1cis.com
69.39.1.5	A+PTR	mail.1cis.com
69.39.1.6	PTR	mail.mydurango.net
69.39.1.6	A	a.smtpgw.cedarnetworks.com
69.39.1.6	A	u.smtpgw.cedarnetworks.com
69.39.1.7	PTR	mail3.1cis.com
69.39.1.7	A	mail2.citizensbankpagosa.com
69.39.1.7	A	mail.glassscratches.com
69.39.1.8	PTR	008-001-039-069.cedarnetworks.com
69.39.1.8	A	k.smtpgw.cedarnetworks.com
69.39.1.8	A	news.mydurango.net
69.39.1.9	A+PTR	mail2.1cis.com
69.39.1.9	A	mail.sgarchitect.com
69.39.1.10	PTR	radius01.mydurango.net
69.39.1.12	A	rwhois.1cis.com
69.39.1.18	PTR	customweb01.mydurango.net
69.39.1.18	A	zippytech.net
69.39.1.32	PTR	032-001-039-069.cedarnetworks.com
69.39.1.32	A	drroot.org
69.39.1.32	A	formslib.com
69.39.1.35	A+PTR	partner.cedarnetworks.com
69.39.1.35	PTR	spamgw.mydurango.net
69.39.1.35	A	netmail.blackmoon.com
69.39.1.66	PTR	dns01.redwrench.com
69.39.1.66	A	sjvtr.org
69.39.1.66	A	redwrench.com
69.39.1.68	PTR	mail.mbssllp.com
69.39.1.69	PTR	webmail.yesdurango.com
69.39.1.104	PTR	104-001-039-069.cedarnetworks.com
69.39.1.104	A	smtp-maralexresources.externaldns.mydurango.net
69.39.1.122	PTR	122-001-039-069.cedarnetworks.com
69.39.1.122	A	winsoftech.com
69.39.1.125	PTR	125-001-039-069.cedarnetworks.com
69.39.1.133	PTR	133-001-039-069.cedarnetworks.com
69.39.1.133	A	doloresrivervalley.com
69.39.1.133	A	thedoloresrivervalley.com
69.39.1.137	PTR	137-001-039-069.cedarnetworks.com
69.39.1.137	A	cozmicjoy.com
69.39.1.137	A	rainbowlightfestival.com
69.39.1.138	PTR	138-001-039-069.cedarnetworks.com