Robtex

Up: 64.65.16.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 64.65.16.0/25
Down right: 64.65.16.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.65.16.1	PTR	64.65.16.1
64.65.16.58	A	essay-writing.com
64.65.16.58	A	mail.essay-writing.com
64.65.16.58	A	www.essay-writing.com
64.65.16.148	PTR	ns.superhosting.com
64.65.16.148	A	mail.superhosting.com
64.65.16.148	A	mail.freekaraoke.com