Robtex

Up: 208.64.58.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 208.64.59.0/25
Down right: 208.64.59.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
208.64.59.1	PTR	kaleidodogdesigns.com
208.64.59.2	PTR	artistor.com
208.64.59.5	PTR	theorangelist.com
208.64.59.6	PTR	208-64-59-6.osiriscomm.com
208.64.59.9	PTR	208-64-59-9.osiriscomm.com
208.64.59.12	PTR	jeffeatondds.com
208.64.59.13	PTR	oddsac.com
208.64.59.13	A	mail.oddsac.com
208.64.59.14	PTR	208-64-59-14.osiriscomm.com
208.64.59.18	PTR	208-64-59-18.osiriscomm.com
208.64.59.21	PTR	castlesweets.com
208.64.59.25	PTR	completefabrication.net
208.64.59.26	PTR	208-64-59-26.osiriscomm.com
208.64.59.29	PTR	208-64-59-29.osiriscomm.com
208.64.59.31	PTR	208-64-59-31.osiriscomm.com
208.64.59.33	PTR	musitek.com
208.64.59.34	PTR	208-64-59-34.osiriscomm.com
208.64.59.37	A+PTR	order.osiriscomm.com
208.64.59.38	PTR	208-64-59-38.osiriscomm.com
208.64.59.39	PTR	publicityandgraphics.com
208.64.59.40	A	www.andyascolese.com
208.64.59.40	A	andyascolese.com
208.64.59.41	A+PTR	lildobe.net
208.64.59.43	PTR	208-64-59-43.osiriscomm.com
208.64.59.44	A+PTR	support.osiriscomm.com
208.64.59.49	PTR	myfolsom.com
208.64.59.50	PTR	chrischester.org
208.64.59.52	PTR	208-64-59-52.osiriscomm.com
208.64.59.54	PTR	208-64-59-54.osiriscomm.com
208.64.59.55	PTR	marcmowrey.com
208.64.59.57	PTR	208-64-58-56.osiriscomm.com
208.64.59.60	PTR	208-64-59-60.osiriscomm.com
208.64.59.61	PTR	gracecentral.com
208.64.59.61	A	mail.lowenva.com
208.64.59.61	A	mail.gracecentral.com
208.64.59.67	PTR	208-64-59-67.osiriscomm.com
208.64.59.74	PTR	208-64-59-74.osiriscomm.com
208.64.59.75	PTR	htwlegal.com
208.64.59.76	PTR	assessit.com
208.64.59.77	PTR	griffioen.us
208.64.59.78	PTR	208-64-59-78.osiriscomm.com
208.64.59.79	PTR	tortellinimarini.servemp3.com
208.64.59.80	A+PTR	linux.rushorder.com
208.64.59.81	PTR	208-64-59-81.osiriscomm.com
208.64.59.82	PTR	matanajudaica.com
208.64.59.83	PTR	208-64-59-83.osiriscomm.com
208.64.59.86	PTR	208-64-59-86.osiriscomm.com
208.64.59.87	PTR	philshockeyteam.com
208.64.59.90	PTR	susanjay.com
208.64.59.91	PTR	208-64-59-91.osiriscomm.com
208.64.59.93	PTR	208-64-59-93.osiriscomm.com
208.64.59.96	PTR	advancedglassnj.com
208.64.59.108	PTR	208-64-59-108.osiriscomm.com
208.64.59.109	PTR	tbopa.com
208.64.59.115	PTR	rockabillywilly.com
208.64.59.116	PTR	horizonheat.com
208.64.59.117	PTR	pioneercommunications.biz
208.64.59.118	PTR	helveticafilm.com
208.64.59.118	A	www.helveticafilm.com
208.64.59.121	PTR	utelakemotorinn.com
208.64.59.122	PTR	208-64-59-122.osiriscomm.com
208.64.59.123	PTR	motimindustries.com
208.64.59.126	PTR	208-64-59-126.osiriscomm.com
208.64.59.127	A	veenstra.osiriscomm.com
208.64.59.129	PTR	osirisnames.com
208.64.59.132	PTR	208-64-59-132.osiriscomm.com
208.64.59.134	PTR	208-64-59-134.osiriscomm.com
208.64.59.142	PTR	208-64-59-142.osiriscomm.com
208.64.59.146	PTR	callender.net
208.64.59.147	PTR	208-64-59-147.osiriscomm.com
208.64.59.148	PTR	biomedical.com
208.64.59.150	PTR	208-64-59-150.osiriscomm.com
208.64.59.151	PTR	bytemyzer.com
208.64.59.151	A	www.bytemyzer.com
208.64.59.154	PTR	208-64-59-154.osiriscomm.com
208.64.59.155	PTR	208-64-59-155.osiriscomm.com
208.64.59.158	PTR	208-64-59-158.osiriscomm.com
208.64.59.159	PTR	morrisshadowmt.com
208.64.59.161	PTR	208-64-59-161.osiriscomm.com
208.64.59.162	PTR	hock.net
208.64.59.163	PTR	cait.wri.org
208.64.59.165	PTR	ftec.net
208.64.59.167	PTR	208-64-59-167.osiriscomm.com
208.64.59.168	PTR	gearorphanage.com
208.64.59.172	PTR	smileamerica1.com
208.64.59.174	PTR	208-64-59-174.osiriscomm.com
208.64.59.180	PTR	americaninnovative.com
208.64.59.182	PTR	208-64-59-182.osiriscomm.com
208.64.59.187	PTR	winchestermcgee.com
208.64.59.192	PTR	johnworley.com
208.64.59.196	A	www.lahorse.com
208.64.59.199	PTR	michaelagee.com
208.64.59.206	PTR	britishbusinessawards.cn
208.64.59.207	A	ns.imagesettersolutions.com
208.64.59.208	PTR	levonius.com
208.64.59.208	A	www.levonius.com
208.64.59.209	A	replimedia.com
208.64.59.215	PTR	eastwestpr.com
208.64.59.215	PTR	connect.eastwestpr.com
208.64.59.215	PTR	eastwestpr.osiriscomm.com
208.64.59.220	A+PTR	localnoodles.com
208.64.59.220	A	*.localnoodles.com
208.64.59.222	A	ns.sterneco.com
208.64.59.233	PTR	dlisales.com
208.64.59.237	A	ns.bowtieproducts.com
208.64.59.238	PTR	funbuses.com
208.64.59.239	A+PTR	charlottesantiqueweb.com
208.64.59.239	PTR	theboardff.com
208.64.59.239	PTR	bbwebfeats.net
208.64.59.248	A+PTR	courses.dellecave.org
208.64.59.249	A	ns.gailohara.com
208.64.59.250	PTR	hspc.org