Robtex

Up: 64.30.36.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 64.30.37.0/25
Down right: 64.30.37.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
64.30.37.26	A+PTR	spamfilter.sbschools.net
64.30.37.28	A+PTR	mailsrvr.sbschools.net
64.30.37.34	A+PTR	amp.sbschools.net
64.30.37.49	PTR	library.sbschools.net
64.30.37.51	A+PTR	trackitsrvr.sbschools.net
64.30.37.58	PTR	dc2.sbschools.net
64.30.37.90	PTR	websrvr2.sbschools.net
64.30.37.90	A	chamberlin.sbschools.net
64.30.37.90	A	central.sbschools.net
64.30.37.100	PTR	wfr.sbschools.net
64.30.37.101	A	vtacad.com
64.30.37.101	A	sbeavt.org
64.30.37.102	A+PTR	wfrmobile.sbschools.net
64.30.37.104	A+PTR	saml.sbschools.net
64.30.37.105	A+PTR	websrvr4.sbschools.net
64.30.37.145	A+PTR	ns2.sbschools.net
64.30.37.250	A	virtualoffice.sbschools.net
64.30.37.252	A+PTR	firewall.sbschools.net
64.30.37.254	A+PTR	level3.sbschools.net