Robtex

Up: 216.117.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 216.117.80.0/22
Down right: 216.117.84.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.117.80.40	A	ex.caltech.com
216.117.80.42	A	ss.caltech.com
216.117.80.46	A	filestore.caltech.com
216.117.80.49	A	expert.caltech.com
216.117.80.50	A	noc.caltech.com
216.117.80.52	A	noc2.caltech.com
216.117.80.53	A	noc2-sc.caltech.com
216.117.80.138	A	evault.caltech.com
216.117.80.139	A	evault-amp.caltech.com
216.117.80.207	PTR	mail.angeloretina.org
216.117.80.207	A	www.complianceadviser.org
216.117.80.207	A	fintechshowcase.com
216.117.81.71	A+PTR	n1.spamh.com
216.117.81.72	A+PTR	n2.spamh.com
216.117.82.224	A	mta1.squaremail.net
216.117.82.225	A	ajrmx.ajrgroup.in
216.117.82.225	A	centratravels.com
216.117.82.226	A+PTR	ms1.techtyme.co
216.117.82.226	PTR	mail.techtyme.co
216.117.84.35	A	mail.sss-steel.com
216.117.84.35	A	mail.northtexasreload.com
216.117.84.35	A	mail.intselsteel.com
216.117.84.36	PTR	barracuda.sss-steel.com
216.117.84.70	A+PTR	mail3.tuckerenergy.com
216.117.84.70	A	mail1.tuckerenergy.com
216.117.84.71	A	mail.marimoninc.com
216.117.84.72	A	tuckerenergy.com
216.117.84.77	A+PTR	ns0.tuckerenergy.com
216.117.84.77	A	ns0.ial-trinidad.com
216.117.84.77	A	rwoutfitters.com
216.117.84.101	A	idsdoc.net
216.117.84.171	A	dc-5bb87371.wm-se.com
216.117.84.200	A+PTR	mx1.allcatclaims.com
216.117.84.200	A	mx1.bitsofcode.com
216.117.84.200	A	mx1.zcubes.com
216.117.84.203	A	wiki.zcubes.com
216.117.84.213	A	www2.allcatclaims.com
216.117.84.213	A	allcatclaims.com
216.117.84.216	A	www.failfastmovefaster.com
216.117.84.216	A	imitatenone.com
216.117.84.216	A	ingrid.ws
216.117.84.231	A	fbtemail.ptg.com
216.117.85.75	A+PTR	barracuda.ghxinc.com
216.117.85.75	A	mail.ghxinc.com
216.117.85.78	A	mail02.hosefittingsinc.com
216.117.85.80	A	ghxtracker.com
216.117.85.82	A	ucfw.unitedcentral.net
216.117.85.82	A	mail.unitedcentral.net
216.117.85.97	A	ns3.livelink.io
216.117.85.97	A	ns3.us.livelink.io
216.117.85.98	A	ns4.livelink.io
216.117.85.98	A	ns4.us.livelink.io
216.117.85.161	A	houstonjobs.com
216.117.85.161	A	cityofhouston.com
216.117.85.161	A	www.houstonjobs.com
216.117.85.162	A	austinjobs.com
216.117.85.212	A	myveodesignstudio.com
216.117.85.212	A	www.myveodesignstudio.com
216.117.85.212	A	veodesignstudio.com
216.117.85.236	A	wisenbaker.com
216.117.85.250	A	smtp2.wisenbaker.com
216.117.86.167	A	cybertip.org
216.117.86.178	A	autodiscover.ncmec.org
216.117.86.194	A	ncmec.org
216.117.86.194	A	missingkids.org
216.117.86.197	A	taadmin.missingkids.com
216.117.86.200	A	nsteens.org
216.117.87.169	A	iqclient2.intrinsiq.com
216.117.87.215	A	apps.intellidosetxm.com