Robtex

Up: 192.243.16.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 192.243.16.0/22
Down right: 192.243.20.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.243.16.1	A	lbab.mdscc.nasa.gov
192.243.16.5	PTR	mdsccwamm.mdscc.nasa.gov
192.243.16.6	A+PTR	mdsccmmwa.mdscc.nasa.gov
192.243.16.20	A	lmuin.mdscc.nasa.gov
192.243.16.98	A	acebuche.mdscc.nasa.gov
192.243.16.102	A	kurro.mdscc.nasa.gov
192.243.16.105	A	galadriel.mdscc.nasa.gov
192.243.16.168	A	boromir.mdscc.nasa.gov
192.243.16.200	A	mdsccwebmail.mdscc.nasa.gov
192.243.19.132	A	*.mdscc.org
192.243.19.132	A	mdscc.es
192.243.19.132	A	www.mdscc.org
192.243.19.175	A	mail.mdr.mdscc.nasa.gov
192.243.19.176	A	mail2.mdr.mdscc.nasa.gov
192.243.19.180	A+PTR	phone.mdscc.nasa.gov
192.243.21.129	A	mail.universoagua.org