Robtex

Up: 192.148.232.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 192.148.236.0/23
Down right: 192.148.238.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.148.236.35	PTR	host236-035.wright-research.net
192.148.236.47	PTR	host236-047.wright-research.net
192.148.236.58	A	host236-058.wright-research.net
192.148.236.62	A+PTR	host236-062.wright-research.net
192.148.236.68	A+PTR	host236-068.wright-research.net
192.148.236.242	A	host236-242.wright-research.net
192.148.237.2	A	occ-2-955-1001.1.nflxso.net
192.148.237.2	A	occ-0-955-1723.1.nflxso.net
192.148.237.2	A	occ-1-955-2433.1.nflxso.net
192.148.237.10	A	occ-2-955-1001.1.nflxso.net
192.148.237.10	A	occ-0-955-1723.1.nflxso.net
192.148.237.10	A	occ-1-955-2433.1.nflxso.net
192.148.237.18	A	occ-2-955-1001.1.nflxso.net
192.148.237.18	A	occ-0-955-1723.1.nflxso.net
192.148.237.18	A	occ-1-955-2433.1.nflxso.net
192.148.237.130	A	occ-0-1415-2433.1.nflxso.net
192.148.237.130	A	occ-0-1415-2430.1.nflxso.net
192.148.237.130	A	occ-0-1415-92.1.nflxso.net
192.148.237.138	A	occ-0-1415-2433.1.nflxso.net
192.148.237.138	A	occ-0-1415-2430.1.nflxso.net
192.148.237.138	A	occ-0-1415-92.1.nflxso.net
192.148.237.146	A	occ-0-1415-2433.1.nflxso.net
192.148.237.146	A	occ-0-1415-2430.1.nflxso.net
192.148.237.146	A	occ-0-1415-92.1.nflxso.net
192.148.238.2	PTR	clmbo-r0-lo0s1.bb.oar.net
192.148.238.13	A	clmbn-r3-lo0s1.bb.oar.net
192.148.238.16	A+PTR	akrnq-r5-lo0s1.core.oar.net
192.148.238.19	A+PTR	clmbn-r7-lo0s1.core.oar.net
192.148.238.20	A+PTR	clmbs-r5-lo0s1.core.oar.net
192.148.238.25	PTR	nwrka-r0-lo0s1.bb.oar.net
192.148.238.28	PTR	clmbl-r0-lo0s1.bb.oar.net
192.148.238.30	PTR	clmbq-r0-lo0s1.bb.oar.net
192.148.238.41	A+PTR	dblno-r0-lo0s1.bb.oar.net
192.148.238.80	A	clmbq-r0-lo0s1.bb.oar.net
192.148.238.83	PTR	clmbo-r0-lo0s1.bb.oar.net
192.148.238.85	A+PTR	clmbs-r2-lo0s1.core.oar.net
192.148.238.113	PTR	clmbn-r3-lo0s1.bb.oar.net
192.148.239.2	A+PTR	beacon.eng.oar.net