Robtex

Up: 216.189.192.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 216.189.208.0/21
Down right: 216.189.216.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.189.208.115	A	lightmakerorlando.com
216.189.208.115	A	lightmakerusa.com
216.189.208.115	A	mail.lightmakerorlando.com
216.189.208.196	PTR	mailin.olinet.com
216.189.208.249	A	ns1.orlandotelco.net
216.189.208.250	A	ns2.orlandotelco.net
216.189.210.115	PTR	bvhgmail.com
216.189.211.34	A+PTR	summit-speed1.summit-broadband.com
216.189.211.34	A+PTR	speed-server1.summit-broadband.com
216.189.211.50	A	aeipi.net
216.189.211.62	A	mail.tabletgun.net
216.189.211.62	A	tabletgun.net
216.189.211.146	A+PTR	dnsfire1.summit-broadband.com
216.189.211.194	PTR	advintelsys.com
216.189.211.194	PTR	daismail.com
216.189.211.194	PTR	disneygoldenoak.com
216.189.214.218	A+PTR	mail.designshop-inc.com
216.189.215.19	A	mx.cnichols.com
216.189.215.123	PTR	mail.infinitiemployment.com
216.189.215.195	PTR	carpedieminc.com
216.189.215.195	A+PTR	remote.carpedieminc.com
216.189.215.195	A+PTR	mail.carpedieminc.com
216.189.215.218	PTR	mail.mtg-fl.com
216.189.215.218	PTR	mail.rosenhotels.com
216.189.215.218	PTR	mail01.rosenhotels.com
216.189.219.200	A+PTR	mail.floridaysorlando.com
216.189.219.200	A	mail.paramounthospitality.com
216.189.219.200	A	phmemail.com
216.189.219.210	A	pointorlandohoa.com
216.189.219.210	A	floridayshoa.com
216.189.221.3	PTR	ex.core.ecsorl.com
216.189.221.8	A	ns01.core.ecsorl.com
216.189.221.14	A	zimbra01.core.ecsorl.com
216.189.221.16	A	ecsorl.com
216.189.221.17	A+PTR	smtp.core.ecsorl.com
216.189.221.28	A	lifeboat-act.com
216.189.221.42	A	resolver.train-emst.com
216.189.221.52	A	cruiselinesimulations.com
216.189.223.148	A	rsimdm.com