Robtex

Up: 216.147.130.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 216.147.131.0/25
Down right: 216.147.131.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
216.147.131.4	PTR	216-147-131-4.globalsat.net
216.147.131.33	A+PTR	ns1.globalsat.net
216.147.131.34	A+PTR	ns2.globalsat.net
216.147.131.38	A+PTR	mailbox.globecomm.com
216.147.131.38	A	mailbox.globecommsystems.com
216.147.131.38	A	mailbox.globecomm.net
216.147.131.41	A	mail.globecomm.com
216.147.131.41	A	mail.globecommsystems.com
216.147.131.41	A	mail.globecomm.net