Robtex

Up: 64.66.96.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 64.66.96.0/21
Down right: 64.66.104.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.66.96.20	PTR	mail.hocindustries.com
64.66.96.131	PTR	mail.arquan.com
64.66.97.14	A+PTR	telcove-inc.car1.wichita1.level3.net
64.66.97.37	PTR	se-5-1-1-5-13.car1.wichita1.level3.net
64.66.97.38	A	telcove-inc.car1.wichita1.level3.net
64.66.97.74	PTR	cpe-nazarene-publishing.tc.mgmt.level3.net
64.66.97.94	A+PTR	telcove-inc.car1.wichita1.level3.net
64.66.97.97	A+PTR	se-5-1-1-2-13.car1.wichita1.level3.net
64.66.97.98	A+PTR	telcove-inc.car1.wichita1.level3.net
64.66.97.106	A	telcove-inc.car1.wichita1.level3.net
64.66.97.122	A+PTR	telcove-inc.car1.wichita1.level3.net
64.66.97.125	A	se-5-1-1-2-19.car1.wichita1.level3.net
64.66.97.126	A	telcove-inc.car1.wichita1.level3.net
64.66.97.157	A	se-5-1-1-19-0.car1.wichita1.level3.net
64.66.97.158	A	telcove-inc.car1.wichita1.level3.net
64.66.97.169	PTR	se-3-0-0-21-0.car1.wichita1.level3.net
64.66.97.170	A	telcove-inc.car1.wichita1.level3.net
64.66.97.205	A	se-5-1-0-1-1.car1.wichita1.level3.net
64.66.97.206	A+PTR	telcove-inc.car1.wichita1.level3.net
64.66.97.210	A+PTR	telcove-inc.car1.wichita1.level3.net
64.66.97.213	PTR	se-3-0-0-19-0.car1.wichita1.level3.net
64.66.97.214	A	telcove-inc.car1.wichita1.level3.net
64.66.97.218	A	concergent.car1.wichita1.level3.net
64.66.97.222	A	telcove-inc.car1.wichita1.level3.net
64.66.97.230	A+PTR	telcove-inc.car1.wichita1.level3.net
64.66.99.69	PTR	usd259.net
64.66.99.75	PTR	mail2.usd259.net
64.66.99.129	PTR	mail.hightouchinc.com
64.66.99.197	PTR	fexh.familymedcenters.net
64.66.99.226	A	mail.americanautofinance.com
64.66.99.226	A	mail.gorgesandcompany.com
64.66.100.34	PTR	ochsner.bar1.houston1.level3.net
64.66.100.86	PTR	mail.americaninternationaltravel.com
64.66.100.114	PTR	mail.twpdlaw.com
64.66.101.228	PTR	triduum.hmhlp.com
64.66.101.230	PTR	triduum.hmhlp.com
64.66.103.5	PTR	www.perfect-10.tv
64.66.103.131	PTR	mail.perfect-10.tv
64.66.104.1	PTR	mail.swflorists.com
64.66.104.1	PTR	www.swflorists.com
64.66.104.10	PTR	mail.webworksarkansas
64.66.104.74	PTR	mail.cstone-group.com
64.66.104.81	A+PTR	mail.keelingcompany.com
64.66.106.37	A	mail2.rpmrealty.com
64.66.106.101	A	luyettaxi.com
64.66.106.101	A	look4college.com
64.66.106.114	PTR	paproxy.pulaskiacademy.org
64.66.106.179	PTR	applicantharbor.com
64.66.106.179	PTR	lightbeacon.com
64.66.106.179	PTR	mail2.applicantharbor.net
64.66.106.212	A	mail.jariggs.com
64.66.106.243	PTR	crainteam.net
64.66.106.243	PTR	mail.crainteam.net
64.66.106.243	A	pinnacleford.com
64.66.107.66	PTR	maillrar.vestcom.com
64.66.107.66	A	ns2.vestcomrsg.com
64.66.107.68	A+PTR	mx1.vestcom.com
64.66.107.90	A	vestcomvssn.com
64.66.107.92	A	www.vestcomvitality.com
64.66.107.92	A	vestcomvitality.com
64.66.107.104	A	heartclinicarkansascitrix.com
64.66.107.162	PTR	lit1-core1.popsite.net
64.66.109.35	A	fairpointconferencecalling.com
64.66.109.221	A	mycallview.com
64.66.110.6	PTR	trade-ranger.com
64.66.110.6	PTR	mail.trade-ranger.com
64.66.110.6	PTR	mail2.trade-ranger.com
64.66.110.97	A+PTR	ftp.wsnelson.com
64.66.110.101	A	hougate.wsnelson.com
64.66.110.133	PTR	mail.woodgroup.biz
64.66.110.133	PTR	wgpcmail.woodgroup.biz
64.66.110.133	PTR	wgpcmail2.woodgroup.biz
64.66.110.134	PTR	exnode1.woodgroup.biz
64.66.110.135	PTR	exnode2.woodgroup.biz
64.66.110.146	PTR	home.woodgroupportal.com
64.66.110.146	PTR	mysites.woodgroupportal.com
64.66.110.146	PTR	poc.woodgroupportal.com
64.66.110.149	A	wggtmail.woodgroup.net
64.66.110.149	A	*.woodgroup.net
64.66.110.206	PTR	taointerests.com