Robtex

Up: 216.250.252.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 216.250.253.0/25
Down right: 216.250.253.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.250.253.12	A	ns2.healthyminds.org
216.250.253.13	A	ns3.healthyminds.org
216.250.253.24	PTR	psychfoundation.org
216.250.253.42	A	lists2mail.psych.org
216.250.253.81	PTR	psych.org
216.250.253.82	PTR	appi.org
216.250.253.94	PTR	dsm5.org
216.250.253.94	PTR	stage.dsm5.org
216.250.253.94	A	appspot.com--www.2011522.com
216.250.253.97	A+PTR	dsmv.org
216.250.253.98	PTR	dsm4tr.org
216.250.253.98	A	www.dsmivtr.org
216.250.253.98	A	dsmivtr.org
216.250.253.106	A	healthyminds.org
216.250.253.128	PTR	joomla.psych.org
216.250.253.128	A	nycpsych.org
216.250.253.231	A	cerberus.psych.org
216.250.253.232	PTR	workplacementalhealth.org
216.250.253.238	A+PTR	onlineapa.psych.org
216.250.253.241	PTR	iowapsych.org
216.250.253.241	A	www.wvpsych.org
216.250.253.241	A	mnpsychsoc.org