Robtex

Up: 198.11.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 198.11.4.0/23
Down right: 198.11.6.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
198.11.4.66	A	dean.ecok.edu
198.11.4.67	A	deanprt.ecok.edu
198.11.4.68	A	dean1.ecok.edu
198.11.4.108	A+PTR	cs.ecok.edu
198.11.4.108	PTR	cs8.ecok.edu
198.11.4.108	PTR	gasc.ecok.edu
198.11.4.109	PTR	contest.ecok.edu
198.11.4.109	PTR	cs9.ecok.edu
198.11.4.109	PTR	moodle.ecok.edu
198.11.7.36	PTR	myecu.ecok.edu
198.11.7.37	A+PTR	mail.ecok.edu
198.11.7.43	A	cms.ecok.edu
198.11.7.44	A	hp9001.ecok.edu
198.11.7.45	A	pm.ecok.edu
198.11.7.52	PTR	www.ecok.edu
198.11.7.52	A+PTR	www1.ecok.edu
198.11.7.56	PTR	cc.ecok.edu
198.11.7.56	PTR	ecorsef.ecok.edu
198.11.7.56	A+PTR	ieser.ecok.edu
198.11.7.59	PTR	portaltest.ecok.edu
198.11.7.60	PTR	my.ecok.edu
198.11.7.66	A+PTR	library.ecok.edu
198.11.7.66	A	0-search.ebscohost.com.library.ecok.edu
198.11.7.67	A+PTR	streams.ecok.edu
198.11.7.70	A+PTR	webct6.ecok.edu
198.11.7.100	A+PTR	nsecok1.ecok.edu
198.11.7.101	A+PTR	nsecok2.ecok.edu
198.11.7.124	A+PTR	spamguard.ecok.edu
198.11.7.136	A	myecu.ecok.edu
198.11.7.165	PTR	mathprt3.ecok.edu
198.11.7.250	A+PTR	ecok.edu
198.11.7.250	A+PTR	www.ecok.edu
198.11.7.251	A	ww2.ecok.edu