Robtex

Up: 208.68.16.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 208.68.20.0/23
Down right: 208.68.22.0/23

IP	Type	Hostname
208.68.20.47	A	cmctelarad.sbhcs.com
208.68.20.59	A+PTR	mail03.sbhcs.com
208.68.20.59	PTR	mail03.barnabashealth.org
208.68.20.91	A	sbmmagicweb.sbhcs.com
208.68.20.163	A	ns3.saintbarnabas.com
208.68.20.167	PTR	sbmcmdata.com
208.68.20.167	PTR	www.sbmcmdata.com
208.68.20.178	A	mail2.libertyhcs.org
208.68.20.195	A+PTR	lpvip1.sbhcs.com
208.68.20.203	A+PTR	mail24.sbhcs.com
208.68.20.240	PTR	email.sbivf.com
208.68.20.240	PTR	in001.sbivf.com
208.68.20.240	A	email.njperinatal.com
208.68.20.241	A	mailgw.njperinatal.com
208.68.20.242	PTR	mail.njurogyn.com
208.68.20.243	PTR	mail.snnj.com
208.68.20.246	A	thebridge.barnabashealth.org
208.68.20.250	PTR	dns1.sbhcs.com
208.68.20.250	A+PTR	dns2.sbhcs.com
208.68.21.5	A	njpathology.com
208.68.21.43	A	remote.rwjbh.org
208.68.21.52	A	in001.sbivf.com
208.68.21.59	A+PTR	mail13.sbhcs.com
208.68.21.95	A	vendrc.com
208.68.21.98	PTR	mail.libertyhcs.org
208.68.21.119	A+PTR	hmi.sbhcs.com
208.68.21.122	A	ipacsweb.sbhcs.com
208.68.21.127	A	vascular.sbhcs.com
208.68.21.147	A	nbicitrixgate01.sbhcs.com
208.68.21.153	A+PTR	webmailsouth.barnabashealth.org
208.68.21.153	A+PTR	webmail.barnabashealth.org
208.68.21.153	A+PTR	webmailnorth.barnabashealth.org
208.68.21.164	A	ns4.saintbarnabas.com
208.68.21.167	A+PTR	sbmcmdata.com
208.68.21.167	A	www.sbmcmdata.com
208.68.21.173	A+PTR	cmmpacs.sbhcs.com
208.68.21.177	A	lhsmail.libertyhcs.org
208.68.21.178	A+PTR	mail2.libertyhcs.org
208.68.21.195	A+PTR	lpvip2.sbhcs.com
208.68.21.196	A	access.libertyhcs.org
208.68.21.206	PTR	cmcdoctors.com
208.68.21.206	PTR	www.cmcdoctors.com
208.68.21.206	A+PTR	connect.barnabashealth.org
208.68.21.207	A+PTR	cdcitamns03.sbhcs.com
208.68.21.207	A+PTR	mail13.sbhcs.com
208.68.21.211	A	xcelera.sbhcs.com
208.68.21.212	A	bhfacilities.org
208.68.21.217	A	mail01.sbhcs.com
208.68.21.222	A+PTR	mail24.sbhcs.com
208.68.21.222	A	compmgr.com
208.68.21.246	PTR	thebridge.barnabashealth.org
208.68.21.246	A+PTR	www.thebridge.barnabashealth.org
208.68.21.250	A+PTR	dns1.sbhcs.com
208.68.21.250	PTR	dns2.sbhcs.com
208.68.21.250	A+PTR	sbhcsinfobloxvip.sbhcs.com
208.68.21.255	PTR	123.test.com