Robtex

Up: 199.66.64.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 199.66.64.0/22
Down right: 199.66.68.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
199.66.64.12	A	rudetech.net
199.66.64.12	A	itsh.it
199.66.64.76	A	1391543-v1493-static.wbshinaa.metronetinc.net
199.66.64.88	PTR	199-66-64-88.lbnninaa.metronetinc.net
199.66.64.169	PTR	1334038-41-v1248-static.fklninaa.metronetinc.net
199.66.64.198	A	themilch.com
199.66.64.222	A	www.dhayden.com
199.66.64.222	A	dhayden.com
199.66.64.254	A	jsplastics.net
199.66.65.0	PTR	199-66-65-0.iplwin75.metronetinc.net
199.66.65.18	A	mail.minoubot.org
199.66.65.49	PTR	199-66-65-49.wbshinaa.metronetinc.net
199.66.65.82	PTR	199-66-65-82.iplwin75.metronetinc.net
199.66.65.88	A	indianafarming.com
199.66.65.98	PTR	199-66-65-98.iplwin75.metronetinc.net
199.66.65.99	PTR	199-66-65-99.wbshinaa.metronetinc.net
199.66.65.121	PTR	199-66-65-121.wbshinaa.metronetinc.net
199.66.65.123	PTR	199-66-65-123.iplwin75.metronetinc.net
199.66.65.225	PTR	199-66-65-225.oswgilaa.metronetinc.net
199.66.65.245	A	mooneydev.com
199.66.66.2	PTR	r1-7113-8113-05.vincinaa.metronetinc.net
199.66.66.41	A+PTR	199-66-66-41.lfytina2.metronetinc.net
199.66.66.129	A+PTR	199-66-66-129.lfytina2.metronetinc.net
199.66.66.161	PTR	1582959-static.sycmilaa.metronetinc.net
199.66.66.168	A+PTR	199-66-66-168.lfytina2.metronetinc.net
199.66.66.169	A+PTR	199-66-66-169.lfytina2.metronetinc.net
199.66.66.171	A+PTR	199-66-66-171.lfytina2.metronetinc.net
199.66.66.173	A	199-66-66-173.lfytina2.metronetinc.net
199.66.66.176	A	mail.freezeralerts.net
199.66.66.185	A+PTR	199-66-66-185.lfytina2.metronetinc.net
199.66.66.208	A	brooks.codes
199.66.66.211	A	mrozekma.com
199.66.66.233	A+PTR	199-66-66-233.lfytina2.metronetinc.net
199.66.67.33	A	lnx1.hcaresystems.com
199.66.67.37	A	mail1.herrings.info
199.66.67.37	A	herrings.info
199.66.67.37	A	audiosrc.net
199.66.67.59	PTR	199-66-67-59.symrinaa.metronetinc.net
199.66.67.59	A	bonniescakes.com
199.66.67.59	A	weebehave.com
199.66.67.64	A	dc-177d8612aef3.indianapolisunderground.com
199.66.67.64	A	dc-15fd3ecba0bc.esophagealcancer.net
199.66.67.133	A	mail.klinescpa.com
199.66.67.133	A	mail.harrellfin.com
199.66.67.133	A	klinescpa.com
199.66.67.141	A	remote.hchabitat.org
199.66.67.143	A	mail2.msfab.com
199.66.67.186	A	madisoncourierin.com
199.66.67.251	A	mail.sazlaw.net
199.66.68.118	A	shaynaspretties.com
199.66.68.140	A	wolfcns.com
199.66.68.233	A+PTR	199-66-68-233.symrinaa.metronetinc.net
199.66.69.47	A	rando-commando.com
199.66.69.66	A	sekhar.net
199.66.69.87	A	199-66-69-87.plfdilaa.metronetinc.net
199.66.69.90	PTR	199-66-69-90.hntninaa.metronetinc.net
199.66.69.107	A	keslin.net
199.66.69.110	A	199-66-69-110.plfdilaa.metronetinc.net
199.66.69.193	A	ethan-finney.com
199.66.70.41	A+PTR	199-66-70-41.lfytina1.metronetinc.net
199.66.70.78	A	tarrh.org
199.66.70.78	A	zentyal.tarrh.org
199.66.70.169	A+PTR	199-66-70-169.lfytina1.metronetinc.net
199.66.71.152	PTR	199-66-71-152.symrinaa.metronetinc.net