Robtex

Up: 66.90.0.0/17
Can't show all results, try to descend to a more specific CIDR
Down left: 66.90.0.0/19
Down right: 66.90.32.0/19
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.90.0.1	PTR	vlan31.mco1-8-s01-01.mco1.smartcityon-line.com
66.90.0.2	PTR	node.smartcityon-line.com
66.90.0.6	A	ns1.smartcityon-line.com
66.90.0.6	A	ns1.smartcity.net
66.90.0.8	A	node.smartcityon-line.com
66.90.0.9	A	smtp.smartcityon-line.com
66.90.0.65	PTR	node.smartcity.net
66.90.0.193	PTR	node.smartcity.net
66.90.1.0	PTR	node.smartcity.net
66.90.1.136	A	mn-a03-02.smartcity.net
66.90.1.149	A	mn-a02-01.smartcity.net
66.90.1.250	A	mn-d01-02.smartcity.net
66.90.3.115	A	lisakelleypa.com
66.90.3.115	A	lisakelley.com
66.90.3.118	A	designsbycora.com
66.90.3.226	A	hilton.smartcity.us
66.90.7.65	PTR	node.smartcityon-line.com
66.90.8.2	PTR	node.smartcityon-line.com
66.90.11.3	PTR	66.90.11.3.host.smartcitytelecom.com
66.90.13.18	A	mail.execusuitesinc.com
66.90.14.2	PTR	node.smartcityon-line.com
66.90.14.2	A	mail.floridahand.net
66.90.14.5	A	flhand.com
66.90.14.7	A	flhand.com
66.90.14.8	A	mail.floridahand.net
66.90.14.36	A	wsa2010.com
66.90.14.46	A	mail.wsat3ch.com
66.90.14.115	A	mail.mitsukoshi-orlando.com
66.90.14.115	A	*.mitsukoshi-orlando.com
66.90.15.58	A	mail.divineestes.com
66.90.16.64	PTR	node.smartcity.net
66.90.21.30	PTR	node.smartcity.net
66.90.23.65	PTR	scscontwifi65.smartcity.net
66.90.29.129	PTR	node.smartcity.net
66.90.34.75	A	smtp.mivanflorida.com
66.90.34.186	A	mail.nybit.com
66.90.34.218	A	mail.mpc-wm.com
66.90.37.65	PTR	node.smartcity.net
66.90.37.129	PTR	node.smartcity.net
66.90.37.195	PTR	node.smartcity.net
66.90.40.21	A	mail.celebrationsurgerycenter.com
66.90.40.98	A	mail.fclf.org
66.90.40.148	A	mail.legalaidocba.org
66.90.46.29	A	66-90-46-29.node.smartcity.net
66.90.46.154	A	66-90-46-154.node.smartcity.net
66.90.46.225	A	66-90-46-225.node.smartcity.net
66.90.47.14	A	mail.tradeorient.net
66.90.47.14	A	mail.arribasbrothers.net
66.90.47.66	PTR	node.smartcity.net
66.90.47.66	A	nospam.experiencekissimmee.com
66.90.47.210	A	spock.aspengolf.net
66.90.48.50	A	66-90-48-50.node.smartcity.net
66.90.48.77	A	66-90-48-77.node.smartcity.net
66.90.48.173	A	66-90-48-173.node.smartcity.net
66.90.50.3	PTR	node.smartcity.net
66.90.50.161	A	mail.vworkz.com
66.90.50.203	A	spanishdrills.com
66.90.50.203	A	lingodrills.com
66.90.50.203	A	questionmyfriends.com
66.90.51.3	A	kiosk-filter.smartcitytelecom.com
66.90.51.5	A+PTR	citylimits.smartcitytelecom.com
66.90.51.5	PTR	ftp.smartcity.net
66.90.51.7	A	ns1.smartcitytelecom.com
66.90.51.9	A	as400.smartcitytelecom.com
66.90.51.65	A+PTR	mail.smartcitytelecom.com
66.90.51.71	A	mail.smartcitypartners.com
66.90.51.71	A	mail.sctpartners.com
66.90.51.71	A	smartcitypartners.com
66.90.51.90	PTR	apmax.smartcitytelecom.com
66.90.51.93	PTR	www.smartcitytelecom.com
66.90.51.131	A	r2000.smartcitytelecom.com
66.90.51.165	A	mail.uscable.com
66.90.51.177	PTR	mn-d01-01-vlan777.smartcitytelecom.com
66.90.51.177	A	dizcolors.com
66.90.53.4	A	exchange.villadirect.com
66.90.53.4	A	exchange.vrs-soft.com
66.90.54.129	PTR	node.smartcity.net
66.90.55.26	A	mail.sanpedrocenter.org
66.90.55.122	A	lhlaworlando.com
66.90.55.122	A	mail.lhlaworlando.com
66.90.55.222	A	www.mpinet.com
66.90.59.11	A	gs-lounge.com
66.90.59.129	A	mail.shadesofgreen.org
66.90.59.131	A	reservations.shadesofgreen.org
66.90.61.114	A	ns3.sgginteractive.com
66.90.61.114	A	mail.sggmail.com
66.90.61.130	A	mail2.mvtservice.com
66.90.62.53	A	mail.jaorlando.org
66.90.62.67	PTR	node.smartcity.net
66.90.62.131	PTR	node.smartcityon-line.com
66.90.62.218	A	mail.dbpgllc.com
66.90.63.4	A	mail.peterstrialgroup.com
66.90.63.12	A	mail1.selkreggtech.com
66.90.63.19	A	*.michaelmjohnson.com
66.90.63.20	A	prangpowerdev.com
66.90.63.243	A	independentbar.net
66.90.63.243	A	mail.independentbar.net