Robtex

Up: 216.207.244.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 216.207.244.0/24
Down right: 216.207.245.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.207.244.0	PTR	static-216-207-244-0.apid.com
216.207.244.100	PTR	server.cp3.com
216.207.244.100	A	papajackssauce.com
216.207.244.100	A	ministrosiglesia.org
216.207.244.101	PTR	svr.mynetsalez.com
216.207.244.102	PTR	svr.dddorf.com
216.207.244.102	A	mail.brokerbrock.com
216.207.244.102	A	brokerbrock.com
216.207.244.104	PTR	mail.mayfair.org
216.207.244.104	A	3d-fuel.com
216.207.244.105	PTR	svr.signandbannershop.com
216.207.244.105	A	mail.3dfuel.com
216.207.244.105	A	www.3dfuel.com
216.207.244.106	PTR	www.my-cap.com
216.207.244.106	A	my-cap.com
216.207.244.106	A	mail.my-cap.com
216.207.245.1	PTR	static-216-207-245-1.apid.com
216.207.245.1	A	gateway.digium.com
216.207.245.1	A	indica.digium.com
216.207.245.2	A+PTR	mail.digium.com
216.207.245.4	PTR	static-216-207-245-4.apid.com
216.207.245.4	A	shell.digium.com
216.207.245.5	PTR	static-216-207-245-5.apid.com
216.207.245.5	A	tspbx.digium.com
216.207.245.16	PTR	static-216-207-245-16.apid.com
216.207.245.16	A	digiumasteriskworld.com
216.207.245.16	A	dundi.com
216.207.245.17	PTR	lists.digium.com
216.207.245.18	PTR	static-216-207-245-18.apid.com
216.207.245.18	A	nsx1.digium.com
216.207.245.18	A	ns1.dundi.com
216.207.245.19	PTR	static-216-207-245-19.apid.com
216.207.245.19	A	nsx2.digium.com
216.207.245.20	A	developers.digium.com
216.207.245.25	PTR	static-216-207-245-25.apid.com
216.207.245.25	A	asteriskpbx.com
216.207.245.25	A	digium.com
216.207.245.26	PTR	static-216-207-245-26.apid.com
216.207.245.27	PTR	static-216-207-245-27.apid.com
216.207.245.31	PTR	static-216-207-245-31.apid.com
216.207.245.31	A	asteriskexchange.net
216.207.245.31	A	asteriskexchange.org
216.207.245.33	PTR	static-216-207-245-33.apid.com
216.207.245.33	A	forums.asterisk.org
216.207.245.33	A	blogs.asterisk.org
216.207.245.34	PTR	static-216-207-245-34.apid.com
216.207.245.34	A	dhcp-34.digium.com
216.207.245.40	PTR	static-216-207-245-40.apid.com
216.207.245.40	A	vocalcloud.com
216.207.245.40	A	digiumcloud.com
216.207.245.47	PTR	static-216-207-245-47.apid.com
216.207.245.48	PTR	static-216-207-245-48.apid.com
216.207.245.48	A	freeswitchvox.org
216.207.245.48	A	freeswitchvox.com
216.207.245.55	PTR	static-216-207-245-55.apid.com
216.207.245.55	A	idp.digium.com
216.207.245.102	PTR	server2.conveier.com
216.207.245.141	PTR	mail.minimars.com
216.207.245.141	A	gosportsgroup.com
216.207.245.141	A	larsens.info
216.207.245.250	PTR	static-216-207-245-250.apid.com
216.207.245.250	A	comx-smtp.arilion.com
216.207.245.250	A	gentry-group.com
216.207.245.255	PTR	static-216-207-245-255.apid.com