Robtex

Up: 165.112.112.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 165.112.116.0/23
Down right: 165.112.118.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
165.112.116.114	A+PTR	oms14.od.nih.gov
165.112.116.166	A+PTR	eforms.ninds.nih.gov
165.112.116.201	A+PTR	lbgtm1.ninds.nih.gov
165.112.116.201	A	lbgtm1.wip.ninds.nih.gov
165.112.116.204	PTR	brainattackcoalition.com
165.112.116.204	A+PTR	thebraininitiative.com
165.112.116.204	PTR	brainattackcoalition.org
165.112.116.205	PTR	lbvipext1.ninds.nih.gov
165.112.116.207	PTR	cde.ninds.nih.gov
165.112.116.207	PTR	commondataelements.ninds.nih.gov
165.112.116.210	A	panache.ninds.nih.gov