Robtex

Up: 204.100.48.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 204.100.56.0/22
Down right: 204.100.60.0/22

IP	Type	Hostname
204.100.56.43	A	davidsgirls.com
204.100.56.43	A	dredracing.com
204.100.58.250	A	zimbra.deathpowder.com
204.100.62.11	A	d2k.rcoe.net
204.100.62.12	A	mi6.rcoe.net
204.100.63.9	A	localdirector.rcoe.k12.ca.us
204.100.63.10	A+PTR	galaxy.rcoe.k12.ca.us
204.100.63.11	A+PTR	gprod1.rcoe.k12.ca.us
204.100.63.12	A+PTR	gprod2.rcoe.k12.ca.us
204.100.63.16	A	gprod6.rcoe.k12.ca.us
204.100.63.18	A+PTR	gprod8.rcoe.k12.ca.us
204.100.63.19	A+PTR	gprod9.rcoe.k12.ca.us
204.100.63.20	A	gprod10.rcoe.k12.ca.us