Robtex

Up: 72.90.64.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 72.90.64.0/21
Down right: 72.90.72.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
72.90.64.33	A+PTR	pool-72-90-64-33.syrcny.fios.verizon.net
72.90.64.65	A+PTR	pool-72-90-64-65.syrcny.fios.verizon.net
72.90.64.66	A+PTR	pool-72-90-64-66.syrcny.fios.verizon.net
72.90.64.67	A+PTR	pool-72-90-64-67.syrcny.fios.verizon.net
72.90.64.238	A	pool-72-90-64-238.syrcny.fios.verizon.net
72.90.65.6	A	static-72-90-65-6.syrcny.fios.verizon.net
72.90.65.62	A	static-72-90-65-62.syrcny.fios.verizon.net
72.90.65.87	A	smtpmail3.sensis.com
72.90.65.132	A	msvlonline.com
72.90.65.132	A	msvlonline.org
72.90.66.12	A	pool-72-90-66-12.syrcny.fios.verizon.net
72.90.66.67	A+PTR	pool-72-90-66-67.syrcny.fios.verizon.net
72.90.66.145	A+PTR	pool-72-90-66-145.syrcny.fios.verizon.net
72.90.66.180	A	pool-72-90-66-180.syrcny.fios.verizon.net
72.90.66.195	A+PTR	pool-72-90-66-195.syrcny.fios.verizon.net
72.90.66.223	A	uberputer.com
72.90.66.223	A	mail.uberputer.com
72.90.66.232	A	ns2.auburnwebdesign.net
72.90.67.2	A	mail.bigdslimos.com
72.90.67.16	A	slserver.sedorlaw.com
72.90.67.225	PTR	pool-72-90-67-225.syrcny.fios.verizon.net
72.90.68.18	PTR	mail.acctek.com
72.90.68.35	PTR	static-72-90-68-35.syrcny.fios.verizon.net
72.90.68.35	A	pwsrv.pointwisesports.com
72.90.68.36	A	audio.pointwisesports.com
72.90.68.51	A	ns2.callrich.com
72.90.68.60	A	mail.nycde.org
72.90.68.60	A	mail.nyfvi.org
72.90.68.114	PTR	static-72-90-68-114.syrcny.fios.verizon.net
72.90.68.114	A	mail.crt2.com
72.90.68.115	PTR	mail.acctek.com
72.90.68.115	A	mail.syracusecloud.com
72.90.68.138	A	static-72-90-68-138.syrcny.fios.verizon.net
72.90.68.165	A	mail.4gcg.com
72.90.68.178	A+PTR	ns1.doit.net
72.90.68.178	A	syracusethirtyone.com
72.90.68.178	A	syracusesmarthome.com
72.90.68.179	PTR	dakota.doit.net
72.90.68.179	A	syracusethirtyone.com
72.90.68.220	A	gypsumwholesalers.com
72.90.69.7	A	mail.tdo.org
72.90.69.14	A	mail.airtech.pro
72.90.69.35	A	static-72-90-69-35.syrcny.fios.verizon.net
72.90.69.59	A	mail.cnypain.com
72.90.69.59	A	mail.omgcny.com
72.90.69.59	A	omgcny.com
72.90.69.66	PTR	static-72-90-69-66.syrcny.fios.verizon.net
72.90.69.66	A	remote.aclsmail.com
72.90.69.81	PTR	static-72-90-69-81.syrcny.fios.verizon.net
72.90.69.81	A	ns1.forothermatters.com
72.90.69.81	A	forothermatters.com
72.90.70.3	A	mail.swsvcs.com
72.90.70.4	PTR	static-72-90-70-4.syrcny.fios.verizon.net
72.90.70.4	A	okarequipment.com
72.90.70.26	A	stapleheadquarters.com
72.90.70.30	A	salcotest.com
72.90.70.50	A	static-72-90-70-50.syrcny.fios.verizon.net
72.90.70.60	A	remote.uoasc.com
72.90.70.66	A	mail.stevensinteriors.com
72.90.70.98	PTR	static-72-90-70-98.syrcny.fios.verizon.net
72.90.70.98	A	aer.to
72.90.70.100	A	static-72-90-70-100.syrcny.fios.verizon.net
72.90.70.100	A	mail.aer.to
72.90.70.100	A	mail.minisub.com
72.90.70.146	PTR	static-72-90-70-146.syrcny.fios.verizon.net
72.90.70.172	A	transitpro.com
72.90.70.172	A	upstatenemt.org
72.90.70.174	A	mail.cmsbillers.com
72.90.70.211	A	mail.mhpcorp.com
72.90.70.234	A	static-72-90-70-234.syrcny.fios.verizon.net
72.90.71.148	A	pool-72-90-71-148.syrcny.fios.verizon.net
72.90.71.165	A	flipmonger.com
72.90.71.245	A	pool-72-90-71-245.syrcny.fios.verizon.net
72.90.71.245	A	kyrunner.com
72.90.72.14	A	redrockcom.com
72.90.72.43	A	www.frigodesign.com
72.90.72.43	A	linbox.frigodesign.com
72.90.72.43	A	frigodesign.com
72.90.72.50	PTR	static-72-90-72-50.syrcny.fios.verizon.net
72.90.72.50	A	mail.hmt-electric.com
72.90.72.73	A	static-72-90-72-73.syrcny.fios.verizon.net
72.90.72.85	A	manandhisguitar.com
72.90.72.85	A	ericadiederich.com
72.90.72.85	A	xymithllc.com
72.90.72.163	PTR	mail.workerscomp.com
72.90.72.230	A	ns1.mercyhosting.com
72.90.72.230	A	ns2.securepunk.com
72.90.72.230	A	www.stupidshit.org
72.90.72.236	A	cs6.securepunk.com
72.90.72.252	A	mail.ciceropd.us
72.90.72.252	A	mail.ciceronewyork.net
72.90.73.2	PTR	mail.cnywireless.com
72.90.73.10	A	static-72-90-73-10.syrcny.fios.verizon.net
72.90.73.11	A	claysportsmansclub.com
72.90.73.11	A	mx.liverpoolcomputerrepair.com
72.90.73.12	A	claysportsmansclub.com
72.90.73.12	A	nationalgunday.com
72.90.73.36	A	static-72-90-73-36.syrcny.fios.verizon.net
72.90.73.36	A	mail.gpgtechnologies.com
72.90.73.70	A	www.nugz.net
72.90.73.70	A	diffllc.com
72.90.73.70	A	mx.diffractionllc.com
72.90.73.98	A+PTR	static-72-90-73-98.syrcny.fios.verizon.net
72.90.73.98	A	www.kane-consulting.net
72.90.73.99	A	*.kane-consulting.net
72.90.73.100	A	mail.dwpropertiesny.com
72.90.73.115	A	mail.insurewithenv.com
72.90.73.202	A	mail.competirasoftware.com
72.90.73.242	A	fund43.org
72.90.74.18	A	pool-72-90-74-18.syrcny.fios.verizon.net
72.90.74.75	A	billybar.net
72.90.74.75	A	odorreport.org
72.90.75.1	PTR	lo0-100.syrcny-vfttp-303.verizon-gni.net
72.90.75.10	A	legioncs.ddns.info
72.90.75.10	A	legioncs.com
72.90.75.10	A	mail.legioncs.com
72.90.75.119	A	pool-72-90-75-119.syrcny.fios.verizon.net
72.90.75.234	A	feedthemarsh.com
72.90.76.1	PTR	lo0-100.syrcny-vfttp-304.verizon-gni.net
72.90.76.140	A	pogocny.com
72.90.76.140	A	dnageckos.com
72.90.76.140	A	walletwatcher.org
72.90.77.29	A	pool-72-90-77-29.syrcny.fios.verizon.net
72.90.77.218	A	ns1.auburnwebdesign.net
72.90.77.218	A	email.auburnwebdesign.net
72.90.78.6	A	static-72-90-78-6.syrcny.fios.verizon.net
72.90.78.17	A	mail.tauntonfd.org
72.90.78.47	A	syracusemassagetherapy.com
72.90.78.47	A	static-72-90-78-47.syrcny.fios.verizon.net
72.90.78.47	A	mwmdevelopment.com
72.90.78.69	A	mail.mckiesports.com
72.90.78.80	A	mail.securecfo.com
72.90.78.80	A	mail.landrcpas.com
72.90.79.5	A	mail.townofcamillus.com
72.90.79.5	A	mail2.townofcamillus.com
72.90.79.8	A	static-72-90-79-8.syrcny.fios.verizon.net
72.90.79.96	A	static-72-90-79-96.syrcny.fios.verizon.net
72.90.79.114	PTR	static-72-90-79-114.syrcny.fios.verizon.net
72.90.79.114	A	ireplify.com
72.90.79.114	A	www.replcloud.com
72.90.79.187	A	mail.frazerandjones.com
72.90.79.211	PTR	static-72-90-79-211.syrcny.fios.verizon.net
72.90.79.211	A	larraine.net
72.90.79.211	A	larrie.net
72.90.79.218	A	static-72-90-79-218.syrcny.fios.verizon.net
72.90.79.250	A	mail.mcsmms.com