Robtex

Up: 206.201.240.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 206.201.248.0/22
Down right: 206.201.252.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
206.201.254.17	A	proxy.hsdnet.org
206.201.254.210	A+PTR	smtp-gw.hsdnet.org
206.201.254.210	A+PTR	smtp-gw.huensd.k12.ca.us
206.201.254.210	A	smtp-gw.hueneme.org
206.201.254.241	A	mrtg.hsdnet.org
206.201.254.248	A+PTR	diogenes.hsdschools.org
206.201.254.249	A+PTR	ntp1.hsdnet.org
206.201.254.249	PTR	201.206.in-addr.arpa
206.201.254.249	PTR	ntp1.206.in-addr.arpa