Robtex

Up: 216.224.192.0/18
Can't show all results, try to descend to a more specific CIDR
Down left: 216.224.192.0/20
Down right: 216.224.208.0/20

IP	Type	Hostname
216.224.192.22	A	adtassetmanagement.com
216.224.192.25	A	canopyapp.com
216.224.192.50	PTR	dns1.adtselect.com
216.224.192.50	A	ns2.adtselect.com
216.224.192.55	A	sy02204.adt.com
216.224.192.58	A	smtp.adtcompanion.com
216.224.192.70	PTR	smtpeast01.adt.com
216.224.192.70	A+PTR	smtpedge01.adt.com
216.224.192.71	A+PTR	smtpedge02.adt.com
216.224.192.71	PTR	smtpeast02.adt.com
216.224.192.72	A+PTR	autodiscover.adt.com
216.224.192.72	A+PTR	owa.adt.com
216.224.192.72	PTR	webmail.adt.com
216.224.192.101	A	fw2.adtselect.com
216.224.192.104	A	smtpeast1.adt.com
216.224.192.104	A	adtjaxaxway01.adt.com
216.224.192.104	A	smtpeast01.adt.com
216.224.192.151	A	test.adtselect.com
216.224.192.152	A+PTR	infoshare.securitylink.com
216.224.192.152	A	www.fiberoptionsgsa.com
216.224.192.155	A	myadtonline.com
216.224.192.177	A	findyourpulse.com
216.224.192.183	A	origin-wcm.adt.com
216.224.192.184	A	www.adtfeedback.com
216.224.192.201	A	jaxpat.adt.com
216.224.192.219	A	teleweb.adt.com
216.224.192.225	A	sesp.adt.com
216.224.192.238	A	adtselectview.com
216.224.192.240	A	adtforsmallbusiness.ca
216.224.192.243	A	findyourpulse.com
216.224.194.135	A	managedaccess.tycois.ca
216.224.202.23	A	misentry.tycois.com
216.224.202.38	A	www.tycosimplexgrinnell.com
216.224.202.38	A	simplexgrinnell.com
216.224.202.38	A	tycosimplexgrinnell.com
216.224.202.39	A	www.tycoifs.ca
216.224.202.66	PTR	www.tycois.com
216.224.202.66	A+PTR	preprod.www.tycois.com
216.224.202.66	A	tycois.com
216.224.202.69	A+PTR	preprod.www.tycosimplexgrinnell.com
216.224.202.69	A	www.simplexgrinnell.com
216.224.202.70	PTR	preprod.www.tycoifs.ca
216.224.202.74	PTR	perf.www.tycosimplexgrinnell.com
216.224.202.239	A	www.tyco-training.com
216.224.202.239	A	lms.tyco-training.com
216.224.208.31	A+PTR	go.tycois.com
216.224.208.32	A+PTR	go.tycois.com
216.224.210.100	A	dns3.adtselect.com
216.224.210.111	A+PTR	dns2.adtselect.com
216.224.210.111	A+PTR	ns3.adtselect.com
216.224.210.205	PTR	go.adt.com
216.224.210.206	PTR	go.adt.com
216.224.214.41	A+PTR	knxfs2.adt.com
216.224.214.41	A+PTR	fs2.adt.com
216.224.214.58	A	webmail.adt.com
216.224.214.100	A	dns2.adtselect.com
216.224.214.111	A+PTR	dns3.adtselect.com
216.224.214.111	A+PTR	ns4.adtselect.com
216.224.216.150	A	simplelivingrenttoown.com
216.224.216.150	A	simplelivingrentals.com