Robtex

Up: 66.218.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 66.218.0.0/21
Down right: 66.218.8.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.218.0.8	A	hostedservices.usadatanet.net
66.218.0.9	A	signup-server.usadatanet.net
66.218.0.11	A	portal.usadatanet.net
66.218.0.13	A	noc.usadatanet.net
66.218.0.21	A	asterdev1.usadatanet.net
66.218.0.31	A+PTR	ssg1.wvtbusiness.com
66.218.0.31	A	wvtbusiness.com
66.218.0.32	A+PTR	ssg2.wvtbusiness.com
66.218.0.40	A	oldhome.usadatanet.net
66.218.0.50	A	bigboombob.usadatanet.net
66.218.0.60	A	clamav.usadatanet.net
66.218.0.61	A	mysqldev.usadatanet.net
66.218.0.62	A	netserver1.casesentry.com
66.218.0.65	A	gateway-66-218-0-64.usadatanet.net
66.218.0.66	A	gemini.usadatanet.net
66.218.0.73	A	alt1.usadatanet.net
66.218.0.74	A	alt2.usadatanet.net
66.218.0.129	A	gateway-66-218-0-128.usadatanet.net
66.218.1.1	PTR	syr-state-6th-pix-outside-ge0.usadatanet.com
66.218.1.3	A	nat-66-218-1-3.usadatanet.com
66.218.1.7	A	nat-66-218-1-7.usadatanet.com
66.218.1.8	A	nat-66-218-1-8.usadatanet.com
66.218.1.9	A	nat-66-218-1-9.usadatanet.com
66.218.1.16	A	nat-66-218-1-16.usadatanet.com
66.218.1.17	A	nat-66-218-1-17.usadatanet.com
66.218.1.18	A	nat-66-218-1-18.usadatanet.com
66.218.1.19	A	nat-66-218-1-19.usadatanet.com
66.218.1.32	A	nat-66-218-1-32.usadatanet.com
66.218.1.33	A	nat-66-218-1-33.usadatanet.com
66.218.1.34	A	nat-66-218-1-34.usadatanet.com
66.218.1.35	A	nat-66-218-1-35.usadatanet.com
66.218.1.48	A+PTR	nat-66-218-1-48.usadatanet.com
66.218.1.49	A	nat-66-218-1-49.usadatanet.com
66.218.1.50	A	nat-66-218-1-50.usadatanet.com
66.218.1.51	A+PTR	nat-66-218-1-51.usadatanet.com
66.218.1.64	A+PTR	nat-66-218-1-64.usadatanet.com
66.218.1.65	A+PTR	nat-66-218-1-65.usadatanet.com
66.218.1.66	A	nat-66-218-1-66.usadatanet.com
66.218.1.67	A	nat-66-218-1-67.usadatanet.com
66.218.1.80	A	nat-66-218-1-80.usadatanet.com
66.218.1.81	A	nat-66-218-1-81.usadatanet.com
66.218.1.82	A	nat-66-218-1-82.usadatanet.com
66.218.1.83	A	nat-66-218-1-83.usadatanet.com
66.218.1.96	A	nat-66-218-1-96.usadatanet.com
66.218.1.97	A+PTR	nat-66-218-1-97.usadatanet.com
66.218.1.98	A	nat-66-218-1-98.usadatanet.com
66.218.1.99	A	nat-66-218-1-99.usadatanet.com
66.218.1.112	A	nat-66-218-1-112.usadatanet.com
66.218.1.113	A	nat-66-218-1-113.usadatanet.com
66.218.1.114	A	nat-66-218-1-114.usadatanet.com
66.218.1.115	A+PTR	nat-66-218-1-115.usadatanet.com
66.218.1.128	A	nat-66-218-1-128.usadatanet.com
66.218.1.129	A	nat-66-218-1-129.usadatanet.com
66.218.1.130	A	nat-66-218-1-130.usadatanet.com
66.218.1.131	A	nat-66-218-1-131.usadatanet.com
66.218.1.144	A	nat-66-218-1-144.usadatanet.com
66.218.1.145	A	nat-66-218-1-145.usadatanet.com
66.218.1.146	A	nat-66-218-1-146.usadatanet.com
66.218.1.147	A	nat-66-218-1-147.usadatanet.com
66.218.1.160	A	nat-66-218-1-160.usadatanet.com
66.218.1.161	A	nat-66-218-1-161.usadatanet.com
66.218.1.162	A	nat-66-218-1-162.usadatanet.com
66.218.1.163	A	nat-66-218-1-163.usadatanet.com
66.218.1.176	A	nat-66-218-1-176.usadatanet.com
66.218.1.177	A	nat-66-218-1-177.usadatanet.com
66.218.1.178	A	nat-66-218-1-178.usadatanet.com
66.218.1.179	A	nat-66-218-1-179.usadatanet.com
66.218.1.192	A	nat-66-218-1-192.usadatanet.com
66.218.1.193	A	nat-66-218-1-193.usadatanet.com
66.218.1.194	A	nat-66-218-1-194.usadatanet.com
66.218.1.195	A	nat-66-218-1-195.usadatanet.com
66.218.1.208	A	nat-66-218-1-208.usadatanet.com
66.218.1.209	A	nat-66-218-1-209.usadatanet.com
66.218.1.210	A	nat-66-218-1-210.usadatanet.com
66.218.1.211	A	nat-66-218-1-211.usadatanet.com
66.218.1.224	A+PTR	nat-66-218-1-224.usadatanet.com
66.218.1.225	A+PTR	nat-66-218-1-225.usadatanet.com
66.218.1.226	A	nat-66-218-1-226.usadatanet.com
66.218.1.227	A	nat-66-218-1-227.usadatanet.com
66.218.1.240	A	nat-66-218-1-240.usadatanet.com
66.218.1.241	A	nat-66-218-1-241.usadatanet.com
66.218.1.242	A	nat-66-218-1-242.usadatanet.com
66.218.1.243	A	nat-66-218-1-243.usadatanet.com
66.218.2.1	PTR	omega-gateway.hosted.usadatanet.com
66.218.2.44	A	ancorpropertygroup.com
66.218.2.94	A	mail.upstatehomecare.com
66.218.2.107	A	nsa.usbeveragenet.net
66.218.2.242	A	webmail2.op-tech.us
66.218.4.1	A	hostedservice-66-218-4-1.usadatanet.com
66.218.4.2	A	hostedservice-66-218-4-2.usadatanet.com
66.218.4.3	A	hostedservice-66-218-4-3.usadatanet.com
66.218.4.4	A	hostedservice-66-218-4-4.usadatanet.com
66.218.4.34	PTR	mail.spoleta.com
66.218.4.254	PTR	sti-tech.com
66.218.4.254	A	mail.sti-tech.com
66.218.4.254	A	mail.adkxlvir.com
66.218.5.2	PTR	extra.benchmarkmedia.com
66.218.5.2	A	mail3.benchmarkmedia.com
66.218.5.9	PTR	calmar-gateway.usadatanet.com
66.218.5.10	A	myhivis.com
66.218.5.10	A	adamkovar.com
66.218.5.11	A	adamkovar.com
66.218.5.11	A	iconetraffic.com
66.218.6.3	A	hostedservice-66-218-6-3.usadatanet.com
66.218.6.35	PTR	mail.comfortwindows.com
66.218.6.35	A	mail.comfortwindow.com
66.218.6.36	A	mail.galaxymfgcompany.com
66.218.7.1	A	hostedservice-66-218-7-1.usadatanet.com
66.218.7.2	A	hostedservice-66-218-7-2.usadatanet.com
66.218.7.3	A+PTR	hostedservice-66-218-7-3.usadatanet.com
66.218.7.4	A	hostedservice-66-218-7-4.usadatanet.com
66.218.8.2	A+PTR	legacy.rmsyr.org
66.218.8.4	A	mail.rmsyr.org
66.218.8.18	PTR	mail.onbar.org
66.218.9.128	A	hostedservice-66-218-9-128.usadatanet.com
66.218.9.129	A	hostedservice-66-218-9-129.usadatanet.com
66.218.9.130	A	hostedservice-66-218-9-130.usadatanet.com
66.218.9.131	A	hostedservice-66-218-9-131.usadatanet.com
66.218.9.144	A	hostedservice-66-218-9-144.usadatanet.com
66.218.9.145	A	hostedservice-66-218-9-145.usadatanet.com
66.218.9.146	A	hostedservice-66-218-9-146.usadatanet.com
66.218.9.147	A	hostedservice-66-218-9-147.usadatanet.com
66.218.9.229	A	mail.wzvlaw.com
66.218.9.229	A	mail.wzlaw.org
66.218.10.3	A	syr3.clarityconnect.net
66.218.12.1	PTR	dial-66-218-12-1.usadatanet.com
66.218.13.2	PTR	dial-66-218-13-2.usadatanet.com
66.218.13.32	PTR	dial-66-218-13-32.usadatanet.com