Robtex

Up: 38.112.192.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 38.112.193.0/25
Down right: 38.112.193.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
38.112.193.23	A	pm.roverusa.com
38.112.193.23	A	support.roverusa.com
38.112.193.34	PTR	pm.morganpublicrelations.com
38.112.193.34	A+PTR	isppm.roverusa.com
38.112.193.34	A+PTR	pmisp.roverusa.com
38.112.193.40	A+PTR	rt.roverwireless.net
38.112.193.40	A+PTR	mx.rt.roverwireless.net
38.112.193.41	A	intranet.roverusa.com
38.112.193.44	A+PTR	mx-out.roverusa.com
38.112.193.45	A+PTR	timesheet.roverwireless.net
38.112.193.46	PTR	hammer4hire.com
38.112.193.46	PTR	nextelware.com
38.112.193.46	PTR	roverusa.com
38.112.193.47	A	bill.roverwireless.net
38.112.193.50	A	tranz.roverusa.com
38.112.193.50	A	shadow.roverusa.com
38.112.193.50	A	john.roverusa.com
38.112.193.51	A	smtp.roverusa.com
38.112.193.54	A+PTR	backup.roverusa.com
38.112.193.54	A+PTR	backuplogs.roverusa.com
38.112.193.54	PTR	backuptest.roverusa.com
38.112.193.55	PTR	greenacreproperties.com
38.112.193.55	PTR	greenacre.greenacreproperties.com
38.112.193.55	PTR	www.greenacreproperties.com
38.112.193.56	A	gorover.roverwireless.net
38.112.193.56	A	newroverdrive.roverusa.com
38.112.193.56	A	discover.roverusa.com
38.112.193.57	A	swopelaw.roverwireless.net
38.112.193.60	PTR	roverdns.com
38.112.193.60	PTR	roverservices.com
38.112.193.60	PTR	roverusa.com
38.112.193.137	A+PTR	focs.roverwireless.net
38.112.193.161	A	dogbert.roverwireless.net
38.112.193.162	A	dilbert.roverwireless.net