Robtex

Up: 64.23.128.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 64.23.144.0/21
Down right: 64.23.152.0/21

IP	Type	Hostname
64.23.148.254	PTR	unprovisioned.publicnet.net
64.23.148.254	A	mx10.dogmobile.com
64.23.153.187	PTR	unprovisioned.publicnet.net
64.23.156.21	A	doreenonline.com
64.23.157.20	PTR	unprovisioned.publicnet.net
64.23.157.33	PTR	unprovisioned.publicnet.net
64.23.157.36	PTR	unprovisioned.publicnet.net
64.23.157.66	PTR	unprovisioned.publicnet.net
64.23.157.67	PTR	unprovisioned.publicnet.net
64.23.157.81	PTR	unprovisioned.publicnet.net
64.23.157.84	PTR	unprovisioned.publicnet.net
64.23.157.100	PTR	unprovisioned.publicnet.net
64.23.157.114	PTR	unprovisioned.publicnet.net
64.23.157.146	PTR	unprovisioned.publicnet.net
64.23.157.163	PTR	unprovisioned.publicnet.net
64.23.157.195	PTR	unprovisioned.publicnet.net
64.23.157.227	PTR	host.gatehousemgt.com
64.23.157.228	PTR	host.gatehousemgt.com
64.23.159.176	A	xqoscsmnuukende.com