Robtex

Up: 64.6.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 64.6.144.0/21
Down right: 64.6.152.0/21
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.6.144.2	A+PTR	cns-2.kansas.net
64.6.144.6	PTR	triangle.kansas.net
64.6.144.6	A	1.arch.pool.ntp.org
64.6.144.6	A	3.cloudlinux.pool.ntp.org
64.6.144.17	PTR	www.kansas.net
64.6.144.17	A	horsesandhay.com
64.6.144.17	A	altonbeachy.com
64.6.144.19	PTR	ns1.kansas.net
64.6.144.20	PTR	ns2.kansas.net
64.6.144.25	PTR	mail-02.hosting.kansas.net
64.6.144.29	A	spam-04.hosting.kansas.net
64.6.144.33	A	planetdoctors.org
64.6.144.33	A	www.kamsaks.org
64.6.144.33	A	www.stat911.com
64.6.144.34	PTR	web-08.hosting.kansas.net
64.6.144.35	PTR	greta-vh.kansas.net
64.6.144.58	A	wallcandystorage.com
64.6.144.120	A+PTR	spam-05.hosting.kansas.net
64.6.144.121	A+PTR	spam-06.hosting.kansas.net
64.6.144.121	A	spam-06.themercury.hosting.kansas.net
64.6.144.121	A	spam-04.hosting.kansas.net
64.6.144.122	PTR	spam-07.hosting.kansas.net
64.6.144.129	PTR	sunset.kansas.net
64.6.144.129	A	sagerdental.com
64.6.144.129	A	rscocpas.com
64.6.144.160	A+PTR	mail.klhomestore.com
64.6.144.160	A	klhomestore.com
64.6.144.161	A	gearyrehab.com
64.6.144.161	A	sprucesuites.com
64.6.144.162	PTR	email.nbo3.com
64.6.144.205	A+PTR	newmail.nckls.org
64.6.144.205	A	nckls.org
64.6.144.205	A	nckl.info
64.6.144.213	A	wizinternet.jbl-speaker.com
64.6.144.214	A	www.bigmikesfishing.com
64.6.144.214	A	wizinternet.bigmikesfishing.com
64.6.144.216	PTR	mail.mcce.com
64.6.144.216	A	mail.dmsculptures.com
64.6.144.225	A	em.mccall.com
64.6.144.225	A	www.sewingtoday.com
64.6.144.225	A	sewingtoday.com
64.6.144.228	A	sewcoolinschool.com
64.6.144.230	PTR	mccallweb.kansas.net
64.6.146.35	PTR	cuda.usd384.org
64.6.146.35	A	cuda.usd384.k12.ks.us
64.6.146.36	A	www.usd384.k12.ks.us
64.6.146.42	A	rams.usd384.k12.ks.us
64.6.146.48	A	info.usd384.k12.ks.us
64.6.158.5	A+PTR	ns2.kansas.net
64.6.158.5	A	ns2-auth.vp1.net
64.6.158.5	A	ns2.finallyfox.com
64.6.158.20	A+PTR	cp-01.hosting.kansas.net
64.6.158.20	A	watersportsmeritbadge.com
64.6.158.20	A	ns1.finallyfox.com
64.6.158.30	PTR	razor.kansas.net