Robtex

Up: 66.203.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 66.203.128.0/21
Down right: 66.203.136.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
66.203.129.134	A	dho.co
66.203.129.134	A	dho.me
66.203.129.134	A	dho.im
66.203.129.200	A	ws-200.itstelecom.net
66.203.129.201	A+PTR	ws-201.itstelecom.net
66.203.129.202	A	ws-202.itstelecom.net
66.203.129.203	A+PTR	ws-203.itstelecom.net
66.203.129.208	A	ws-208.itstelecom.net
66.203.129.209	A	ws-209.itstelecom.net
66.203.129.210	PTR	andromeda.itstelecom.net
66.203.129.210	A	corona.itstelecom.net
66.203.130.2	A+PTR	svr-dns-auth1.itstelecom.net
66.203.130.2	A	ns1.onearrow.net
66.203.130.3	A+PTR	svr-dns-auth3.itstelecom.net
66.203.130.3	A	ns2.onearrow.net
66.203.130.4	PTR	svr-dns-auth2.itstelecom.net
66.203.130.5	PTR	svr-dns-auth4.itstelecom.net
66.203.130.26	A	web1.itstelecom.net
66.203.130.39	A	myfeatures.itstelecom.net
66.203.130.40	PTR	ropavieja.onearrow.net
66.203.130.40	A	arrowcom.com
66.203.130.40	A	www.itstelecom.net
66.203.130.103	A	proxy.itstelecom.net
66.203.130.200	A	defconpartychallenge.com
66.203.130.200	A	freelarrypesce.com
66.203.130.200	A	captainmetadata.com
66.203.131.2	A	rb.itspeed.net
66.203.131.11	A	rb-11.itspeed.net
66.203.131.14	A	rb-14.itspeed.net
66.203.131.15	A	rb-15.itspeed.net
66.203.131.18	A	rb-18.itspeed.net
66.203.131.24	A	rb-24.itspeed.net
66.203.131.25	A	rb-25.itspeed.net
66.203.131.28	A	rb-28.itspeed.net
66.203.131.32	A	rb-32.itspeed.net
66.203.131.37	A	rb-37.itspeed.net
66.203.131.39	A	rb-39.itspeed.net
66.203.131.41	A	rb-41.itspeed.net
66.203.131.56	A	rb-56.itspeed.net
66.203.131.64	A	rb-64.itspeed.net
66.203.131.68	A	rb-68.itspeed.net
66.203.131.70	A	rb-70.itspeed.net
66.203.131.71	A	rb-71.itspeed.net
66.203.131.82	A	rb-82.itspeed.net
66.203.131.83	A	rb-83.itspeed.net
66.203.131.84	A	rb-84.itspeed.net
66.203.131.88	A	rb-88.itspeed.net
66.203.131.98	A	rb-98.itspeed.net
66.203.131.100	A	rb-100.itspeed.net
66.203.131.105	A	rb-105.itspeed.net
66.203.132.17	A	ftth-17.itspeed.net
66.203.132.18	A	ftth-18.itspeed.net
66.203.133.201	A	kreweofpirates.com
66.203.133.201	A	winniederek.com
66.203.138.83	A	barracuda.highlandsindependentfinancialservices.com
66.203.138.84	A+PTR	mx1.harborcb.com
66.203.138.84	A	mx3.harborcb.com
66.203.138.131	PTR	bdbmc.org
66.203.138.131	A	mail.bdbmc.org
66.203.138.133	A	mail1.mcnicholas.biz
66.203.138.194	PTR	cloud.cwnow2.net
66.203.138.194	A	smtp.cwnow.net
66.203.138.195	A	mail.customcleaning.org
66.203.138.195	A	cwnow2.net
66.203.138.195	A	mail.cpataxsolutions.net
66.203.138.214	A	remote.rmtc.com
66.203.138.216	A	csmail.coatingsupply.com
66.203.138.216	A	csmail.coatingsupplyinc.com
66.203.138.217	PTR	psmail.paramountseeds.com
66.203.138.217	A	psmail.paramount-seeds.com
66.203.138.218	PTR	cloud.cwnow.net
66.203.139.17	PTR	indi-001-17.onearrow.net
66.203.139.18	PTR	indi-001-18.onearrow.net
66.203.139.18	A	secure.precisionjet.com
66.203.139.34	PTR	mail1.mcnicholas.biz
66.203.139.59	A	webmail.cottonco.com
66.203.139.115	A	mail.tykesandteens.org
66.203.139.122	A	mail.tykesandteens.org
66.203.139.198	A+PTR	mail.cwnow.com
66.203.139.206	A	mail.jetsalesstuart.com
66.203.139.206	A	jetsalesstuart.com
66.203.139.206	A	mail.jetsalesgroup.com
66.203.139.227	A+PTR	seagullaircraft.com
66.203.139.227	A	mail.seagullaircraft.com
66.203.139.230	A	mesh1.mchamnet.org
66.203.139.230	A	mchamnet.org
66.203.139.254	A	trwlawnas.myqnapcloud.com
66.203.140.19	A+PTR	hsi-66-203-140-19.itspeed.net
66.203.140.103	A	danieldugger.com
66.203.140.103	A	flcomputerinc.com
66.203.140.103	A	duggerresidence.com
66.203.140.107	A	hsi-66-203-140-107.itspeed.net
66.203.140.125	A	www.edplusa.com
66.203.140.125	A	hsi-66-203-140-125.itspeed.net
66.203.140.132	A	hsi-66-203-140-132.itspeed.net
66.203.140.133	A	hsi-66-203-140-133.itspeed.net
66.203.140.176	A+PTR	hsi-66-203-140-176.itspeed.net
66.203.140.252	A	hsi-66-203-140-252.itspeed.net
66.203.141.2	PTR	hsi-66-203-141-2.itspeed.net
66.203.141.51	A	hsi-66-203-141-51.itspeed.net
66.203.141.62	A	hsi-66-203-141-62.itspeed.net
66.203.141.62	A	remote.cbdpalmbeach.com
66.203.141.66	A+PTR	mail.constructionjournal.com
66.203.141.70	A	ns2.constructionjournal.com
66.203.141.70	A	www.cncnewsonline.com
66.203.141.70	A	constructionjournal.com
66.203.141.100	A	jorykrier.com
66.203.141.100	A	therecordbucks.com
66.203.141.149	A	hsi-66-203-141-149.itspeed.net
66.203.141.172	A	hsi-66-203-141-172.itspeed.net
66.203.141.182	A	hsi-66-203-141-182.itspeed.net
66.203.141.234	A	hsi-66-203-141-234.itspeed.net
66.203.141.237	A	hsi-66-203-141-237.itspeed.net
66.203.141.248	A	hsi-66-203-141-248.itspeed.net
66.203.142.173	A	fbimain.fboi.com
66.203.142.173	A	mail.fboi.com
66.203.142.232	A	hoperuralschool.org
66.203.142.234	A	mail.indiantowngas.com
66.203.142.235	A	ns2.krabec.com
66.203.142.235	A	ns2.martinfuneralhome.org
66.203.143.139	A	mail.vnaflorida.org
66.203.143.189	A	coastaldetox.com
66.203.143.189	A	dcrsupport.com
66.203.143.238	PTR	host.ewconsultants.com
66.203.143.238	A	mailhost.ewconsultants.com