Robtex

Up: 208.56.16.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 208.56.18.0/24
Down right: 208.56.19.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
208.56.18.13	PTR	nutrel.com.mx
208.56.18.21	A	1-las-vegas-tours.com
208.56.18.21	A	mail.1-las-vegas-tours.com
208.56.18.36	A	mail.pivco.net
208.56.18.124	A	globaltelusa.com
208.56.18.124	A	www.globaltelusa.com
208.56.18.124	A	mail.globaltelusa.com
208.56.18.140	A	mail.smithwickssource.com
208.56.18.147	PTR	chaplain.net
208.56.18.156	A	mail.gotcha-covered.net
208.56.18.178	A	ns2.interoc.com
208.56.18.178	A	mail.ns2.interoc.com
208.56.18.180	PTR	ahca.com
208.56.18.189	PTR	ibisystems.com
208.56.18.214	PTR	deescreations.com
208.56.18.224	A+PTR	fliskits.com
208.56.18.224	A	mail.fliskits.com
208.56.18.224	A	www.fliskits.com
208.56.19.2	A	ns.abtnetwork.com
208.56.19.3	PTR	drivewayalarm.com
208.56.19.4	A	mail.christianwebcrawler.com
208.56.19.4	A	mail.christianwebcrawler.net
208.56.19.4	A	christianwebcrawler.com
208.56.19.10	PTR	ladycash.net
208.56.19.13	PTR	christianhearts.com
208.56.19.13	A	mail.christianhearts.com
208.56.19.13	A	mail.onlinechristiansingles.com
208.56.19.25	A+PTR	axex.com.ar
208.56.19.25	A	mail.axex.com.ar
208.56.19.27	A	18002canyon.net
208.56.19.27	A	mail.18002canyon.net
208.56.19.48	PTR	capnredbeards.com
208.56.19.64	PTR	demosite.gr
208.56.19.93	PTR	61thriftpower.com
208.56.19.124	PTR	ns2.berrico.com
208.56.19.129	A	mail.psrman.com
208.56.19.129	A	psrman.com
208.56.19.136	PTR	ilovejesus.net
208.56.19.153	PTR	adesign.com
208.56.19.156	PTR	newcybage.alabanza.com
208.56.19.156	A	mail.newcybage.alabanza.com
208.56.19.157	A	devel-1.newcybage.alabanza.com
208.56.19.158	PTR	tpkcet2.com
208.56.19.158	A	mail.devel-2-park.newcybage.alabanza.com
208.56.19.158	A	devel-2.newcybage.alabanza.com
208.56.19.200	PTR	shepherdnetwork.org
208.56.19.212	PTR	greypoint.net
208.56.19.219	PTR	asapnet.gr
208.56.19.228	A+PTR	ubpoa.org
208.56.19.228	A	mail.ubpoa.org
208.56.19.251	PTR	sepeda.com