Robtex

Up: 69.198.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 69.198.0.0/22
Down right: 69.198.4.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
69.198.0.84	PTR	mail.sumsys.com
69.198.0.163	A+PTR	iis.emeralddata.net
69.198.0.163	A+PTR	69-198-0-163.customerip.birch.net
69.198.0.163	A	ns2.emeralddata.net
69.198.0.164	PTR	zimbra.emeralddata.net
69.198.0.164	PTR	69-198-0-164.customerip.birch.net
69.198.0.165	PTR	zimbra.emeralddata.net
69.198.0.195	A+PTR	69-198-0-195.customerip.birch.net
69.198.1.130	A	mail.luederlaw.com
69.198.1.131	A	commonsensecollections.com
69.198.1.163	A	secure.sskscd.com
69.198.1.163	A	remote.sskscd.com
69.198.2.138	A+PTR	mail.bwmech.com
69.198.2.162	A+PTR	portal.itsvc4u.com
69.198.2.162	A+PTR	www.portal.itsvc4u.com
69.198.2.162	PTR	69-198-2-162.customerip.birch.net
69.198.3.146	A	mail.leadexpress.com
69.198.3.146	A	mail.kshtech.com
69.198.3.178	A	drkute.com
69.198.3.210	A+PTR	mail.lansystem.com
69.198.5.5	PTR	server-1.mikewardproperties.com
69.198.5.5	A+PTR	69-198-5-5.customerip.birch.net
69.198.6.66	A+PTR	mail.healthcare-staffing.com
69.198.6.66	A	mail.publicservicestaffing.com
69.198.6.66	A	mail.publicservicestaffing.net
69.198.6.82	PTR	mail.earthshakingmusic.com
69.198.6.82	PTR	69-198-6-82.customerip.birch.net
69.198.6.186	A	mail.haleyandhaley.com
69.198.6.210	PTR	corp.wemc.org
69.198.6.210	PTR	mail.wemc.org
69.198.6.212	PTR	webmail.wemc.org
69.198.6.212	A	mail.fhcga.org
69.198.7.62	A	exchange.smk-law.com
69.198.7.78	A+PTR	69-198-7-78.customerip.birch.net
69.198.7.78	A	getchevycredit.mobi
69.198.7.173	A	mail.adoptioninfosvcs.com
69.198.7.203	PTR	aiaatl.org
69.198.7.203	PTR	mail.aiaatl.org
69.198.7.203	A+PTR	mail.aiaga.org
69.198.7.234	A	*.chdcpa.com
69.198.7.234	A	chdcpa.com