Robtex

Up: 216.7.48.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 216.7.48.0/23
Down right: 216.7.50.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.7.49.232	A	ns1.tfakgaming.com
216.7.50.2	PTR	kozmo.yakima.net
216.7.50.2	PTR	mail.yakima.net
216.7.50.2	A	www.ncactopp.org
216.7.50.3	PTR	chewbacca.yakima.net
216.7.50.4	A+PTR	ntweb.yakima.net
216.7.50.4	A	pioneerbroadcasters.org
216.7.50.4	A	aguasoft.com
216.7.50.5	PTR	vntweb1.yakima.net
216.7.50.6	PTR	rbs.yakima.net
216.7.50.7	PTR	www.mycasalive.com
216.7.50.8	PTR	ns1.redcockranch.com
216.7.50.9	PTR	ns2.redcockranch.com
216.7.50.10	PTR	gsboard.yakima.net
216.7.50.11	PTR	vmware1.yakima.net
216.7.50.12	A+PTR	degoba.yakima.net
216.7.50.13	PTR	newt.yakima.net.50.7.216.in-addr.arpa
216.7.50.14	PTR	vmware2.yakima.net
216.7.50.20	PTR	mickey.codingvault.com
216.7.50.23	PTR	outpost.yakima.net
216.7.50.50	PTR	slackmachine.yakima.net
216.7.50.51	PTR	rob.yakima.net
216.7.50.65	PTR	colosgw.yakima.net
216.7.50.67	A	server.goodfruit.com
216.7.50.67	A	pnw-cannedpears.com
216.7.50.69	PTR	sct.mbdc.com
216.7.50.70	PTR	www.wstrack.org
216.7.50.71	PTR	vntweb.yakima.net
216.7.50.75	A	citrust.net
216.7.50.77	PTR	zero.hobbycardsnetwork.com
216.7.50.78	PTR	one.hobbycardsnetwork.com
216.7.50.83	PTR	mail.bayzinc.com
216.7.50.90	PTR	mail.poppoffinc.com
216.7.50.112	A	mail.jwtnetworks.com
216.7.50.117	PTR	eaglegw.yakima.net
216.7.50.118	PTR	eagle.yakima.net
216.7.50.121	PTR	larsongw.yakima.net
216.7.50.122	PTR	larson.yakima.net
216.7.50.125	PTR	elaragw.yakima.net
216.7.50.126	PTR	elara.yakima.net
216.7.51.11	PTR	mail.visityakima.com
216.7.51.17	PTR	sunfair.yakima.net
216.7.51.26	PTR	mail.visityakima.com
216.7.51.41	PTR	stpauls.yakima.net
216.7.51.65	PTR	yvccu.yakima.net
216.7.51.81	PTR	backupbox.yakima.net
216.7.51.87	PTR	snoopy.codingvault.com
216.7.51.161	A+PTR	trav.yakima.net
216.7.51.186	PTR	ember.morcant.com
216.7.51.190	PTR	gateway.ewbrandt.com
216.7.51.203	PTR	mail.mountainviewhh.org
216.7.51.226	A	ns2.incommandcomputers.com
216.7.51.226	A	ns1.incommandcomputers.com
216.7.51.226	A	incommandcomputers.com
216.7.51.228	A	mail.me-anywhere.com
216.7.51.228	A	mail.incommandcomputers.com
216.7.51.251	A	mail.ynoot.com