Robtex

Up: 209.159.192.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 209.159.192.0/25
Down right: 209.159.192.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
209.159.192.0	PTR	host-0.209-159-192.vastbb.net
209.159.192.1	A	tank.bhfc.net
209.159.192.5	A	members.bhfc.net
209.159.192.7	A	ns3.bhfc.net
209.159.192.8	PTR	backup.bhfc.net
209.159.192.8	A	mail.bhfc.net
209.159.192.8	A	www.bhfc.net
209.159.192.9	A	blackhole.bhfc.net
209.159.192.10	A	vpn.bhfc.net
209.159.192.11	PTR	host-11.209-159-192.vastbb.net
209.159.192.11	A	mail.dakotalasertech.com
209.159.192.11	A	smtp3.rushmore.com
209.159.192.13	A+PTR	smtp3.rushmore.com
209.159.192.14	A	quark.bhfc.net
209.159.192.15	PTR	host-15.209-159-192.vastbb.net
209.159.192.16	PTR	host-16.209-159-192.vastbb.net
209.159.192.17	A	ns10.bhfc.net
209.159.192.19	A+PTR	morpheus.bhfc.net
209.159.192.20	A+PTR	morpheus1.bhfc.net
209.159.192.23	A	bit.bhfc.net
209.159.192.24	PTR	host-24.209-159-192.vastbb.net
209.159.192.30	A+PTR	cl3.bhfc.net
209.159.192.31	A+PTR	nv.bhfc.net
209.159.192.32	A+PTR	co.bhfc.net
209.159.192.33	A	ha.bhfc.net
209.159.192.34	A+PTR	fs.bhfc.net
209.159.192.35	A+PTR	cl.bhfc.net
209.159.192.37	A	rv.bhfc.net
209.159.192.39	PTR	host-39.209-159-192.vastbb.net
209.159.192.39	A	zombo.bhfc.net
209.159.192.49	PTR	host-49.209-159-192.vastbb.net
209.159.192.49	A	sp.bhfc.net
209.159.192.50	A+PTR	bf.bhfc.net
209.159.192.51	A	st.bhfc.net
209.159.192.52	PTR	sr-gw.bhfc.net
209.159.192.55	A+PTR	whiterabbit.bhfc.net
209.159.192.57	A+PTR	bsmtp.bhfc.net
209.159.192.57	A	*.cpu.net
209.159.192.57	A	mail.cpu.net
209.159.192.62	A	webfilter.bhfc.net
209.159.192.65	PTR	host-65.209-159-192.vastbb.net
209.159.192.69	PTR	members2.bhfc.net
209.159.192.70	PTR	dns2.knology.net
209.159.192.71	PTR	host-71.209-159-192.vastbb.net
209.159.192.75	A	smtp5.bhfc.net
209.159.192.79	PTR	host-79.209-159-192.vastbb.net
209.159.192.85	PTR	cl-gw.bhfc.net
209.159.192.88	PTR	host-88.209-159-192.vastbb.net
209.159.192.89	PTR	host-89.209-159-192.vastbb.net
209.159.192.90	PTR	host-90.209-159-192.vastbb.net
209.159.192.96	PTR	host-96.209-159-192.vastbb.net
209.159.192.96	A	smtp3.rushmore.com
209.159.192.98	PTR	host-98.209-159-192.vastbb.net
209.159.192.100	PTR	cl3.bhfc.net
209.159.192.103	PTR	host-103.209-159-192.vastbb.net
209.159.192.112	PTR	host-112.209-159-192.vastbb.net
209.159.192.125	A	rwhois.bhfc.net
209.159.192.126	A+PTR	red.rushmore.com
209.159.192.132	PTR	static-209-159-192-132.bhfc.net
209.159.192.132	A	sip2.vastbroadband.com
209.159.192.132	A	sip1.vastbroadband.com
209.159.192.182	PTR	static-209-159-192-182.bhfc.net
209.159.192.190	PTR	static-209-159-192-190.bhfc.net
209.159.192.190	A	occ-2-1049-1239.1.nflxso.net
209.159.192.190	A	occ-2-1049-132.1.nflxso.net
209.159.192.197	A+PTR	rapd-server1.knology.net
209.159.192.251	PTR	host-251.209-159-192.vastbb.net