Robtex

Up: 64.235.42.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 64.235.42.0/25
Down right: 64.235.42.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.235.42.4	PTR	serverpoint.com
64.235.42.4	A	ronpaulintro.com
64.235.42.4	A	screwmaster.com
64.235.42.5	A	jftechnologies.net
64.235.42.5	A	colossuscloudtech.com
64.235.42.7	PTR	lasvegas-nv-datacenter.com
64.235.42.8	PTR	serverpoint.com
64.235.42.10	PTR	serverpoint.com
64.235.42.10	A	amsterdam-nl-eu.colossuscloud.com
64.235.42.12	PTR	serverpoint.com
64.235.42.12	A	violinninjas.com
64.235.42.13	PTR	serverpoint.com
64.235.42.18	PTR	lasvegas-nv-datacenter.com
64.235.42.20	PTR	serverpoint.com
64.235.42.21	PTR	serverpoint.com
64.235.42.22	PTR	lasvegas-nv-datacenter.com
64.235.42.24	PTR	lasvegas-nv-datacenter.com
64.235.42.26	PTR	lasvegas-nv-datacenter.com
64.235.42.31	PTR	lasvegas-nv-datacenter.com
64.235.42.31	A	saberpos.com
64.235.42.33	PTR	serverpoint.com
64.235.42.33	A	colossushosting.com
64.235.42.34	PTR	lasvegas-nv-datacenter.com
64.235.42.36	PTR	lasvegas-nv-datacenter.com
64.235.42.37	PTR	lasvegas-nv-datacenter.com
64.235.42.39	A	*.getmeahost.com
64.235.42.39	A	getmeahost.com
64.235.42.40	PTR	lasvegas-nv-datacenter.com
64.235.42.41	PTR	serverpoint.com
64.235.42.43	PTR	lasvegas-nv-datacenter.com
64.235.42.44	PTR	serverpoint.com
64.235.42.46	PTR	lasvegas-nv-datacenter.com
64.235.42.47	PTR	serverpoint.com
64.235.42.47	A	mail.blackfishpos.com
64.235.42.47	A	blackfishpos.com
64.235.42.50	PTR	lasvegas-nv-datacenter.com
64.235.42.50	A	*.apluswebmail.com
64.235.42.50	A	awebmail.com
64.235.42.52	PTR	serverpoint.com
64.235.42.53	PTR	lasvegas-nv-datacenter.com
64.235.42.55	PTR	serverpoint.com
64.235.42.56	PTR	serverpoint.com
64.235.42.58	PTR	serverpoint.com
64.235.42.59	PTR	serverpoint.com
64.235.42.61	PTR	lasvegas-nv-datacenter.com
64.235.42.62	PTR	serverpoint.com
64.235.42.63	A	activeboard.info
64.235.42.64	PTR	lasvegas-nv-datacenter.com
64.235.42.64	A	studio18.co.uk
64.235.42.67	PTR	lasvegas-nv-datacenter.com
64.235.42.67	A	heji400.com
64.235.42.68	PTR	lasvegas-nv-datacenter.com
64.235.42.68	A	statreporter.serverpoint.com
64.235.42.70	PTR	lasvegas-nv-datacenter.com
64.235.42.73	PTR	lasvegas-nv-datacenter.com
64.235.42.73	A	pcs-admin.com
64.235.42.73	A	magazinenetworkllc.com
64.235.42.75	PTR	lasvegas-nv-datacenter.com
64.235.42.75	A	bookaccia.com
64.235.42.75	A	avlstuff.com
64.235.42.77	A	couturemahal.com
64.235.42.84	A	mail.inbox205.com
64.235.42.84	A	inbox205.com
64.235.42.86	PTR	lasvegas-nv-datacenter.com
64.235.42.86	A	www.teleky.com
64.235.42.87	PTR	lasvegas-nv-datacenter.com
64.235.42.87	A	www.h5760.com
64.235.42.87	A	1478.heji700.com
64.235.42.88	A	heji123.com
64.235.42.88	A	*.heji123.com
64.235.42.88	A	www.heji400.com
64.235.42.89	A	heji123.com
64.235.42.89	A	*.heji123.com
64.235.42.93	PTR	lasvegas-nv-datacenter.com
64.235.42.93	A	wantrust.com
64.235.42.95	PTR	lasvegas-nv-datacenter.com
64.235.42.95	A	statreporter.serverpoint.com
64.235.42.100	PTR	lasvegas-nv-datacenter.com
64.235.42.105	PTR	lasvegas-nv-datacenter.com
64.235.42.117	PTR	lasvegas-nv-datacenter.com
64.235.42.117	A	advertisementdisplay.com
64.235.42.120	PTR	lasvegas-nv-datacenter.com
64.235.42.130	PTR	lasvegas-nv-datacenter.com
64.235.42.130	A	prep2pass.com
64.235.42.130	A	testchief.com
64.235.42.139	PTR	lasvegas-nv-datacenter.com
64.235.42.139	A	www.searchquarry.com
64.235.42.157	A	www.examways.com
64.235.42.168	PTR	lasvegas-nv-datacenter.com
64.235.42.172	PTR	lasvegas-nv-datacenter.com
64.235.42.215	A	ns1.azaleacup.com
64.235.42.221	PTR	lasvegas-nv-datacenter.com
64.235.42.239	PTR	lasvegas-nv-datacenter.com
64.235.42.242	A	ns2.azaleacup.com