Robtex

Up: 204.52.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 204.52.128.0/23
Down right: 204.52.130.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
204.52.129.23	A+PTR	ipsmtp1.ubalt.edu
204.52.129.23	A+PTR	smtp1.ubalt.edu
204.52.129.24	A+PTR	ipsmtp2.ubalt.edu
204.52.129.24	A+PTR	smtp2.ubalt.edu
204.52.129.50	A	mypw.ubalt.edu
204.52.129.51	A	idp.ubalt.edu
204.52.129.105	A	myfiles.ubalt.edu
204.52.129.143	A	webmail.ubalt.edu
204.52.129.163	A	pesop-cs.ubalt.edu
204.52.129.165	A	pesop-hr.ubalt.edu
204.52.129.167	A	myubtowsonmba.ubalt.edu
204.52.129.167	A	pesop-pa.ubalt.edu
204.52.129.167	A	myub.ubalt.edu
204.52.129.171	A	pesop-tam.ubalt.edu
204.52.129.172	A	pesop-app.ubalt.edu
204.52.129.179	A	peoplebooks.ubalt.edu
204.52.129.210	A	main-owl.ubalt.edu
204.52.129.211	A	universityofbaltimore.net
204.52.129.211	A	archives.ubalt.edu
204.52.129.211	A	ubonline.edu
204.52.129.214	A	archivesspace.ubalt.edu
204.52.129.217	A+PTR	upk.ubalt.edu
204.52.129.221	A+PTR	crwportal.ubalt.edu
204.52.129.228	A	iat.ubalt.edu
204.52.129.233	A+PTR	blogs.ubalt.edu
204.52.129.234	A	webteach2.ubalt.edu
204.52.129.235	A	listserv.ubalt.edu
204.52.129.236	A+PTR	home.ubalt.edu
204.52.129.236	A	peso.ubalt.edu
204.52.129.236	A	jitm.ubalt.edu
204.52.129.238	A	eprint.ubalt.edu
204.52.129.239	PTR	logon.ubalt.edu
204.52.129.240	A	mdhealthinsurancesurvey.com
204.52.129.240	A	marylandcpm.org
204.52.129.240	A	doitnowevent.com
204.52.130.82	A+PTR	oa-t.ubalt.edu
204.52.130.100	A+PTR	ns1.ubalt.edu
204.52.130.101	A	ns3.ubalt.edu