Robtex

Up: 198.73.100.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 198.73.100.0/24
Down right: 198.73.101.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
198.73.100.15	A	mncen-g1.infinitecampus.org
198.73.100.15	A	mncen-g1.infinitecampus.com
198.73.100.15	A	mncen-g1.infinitecampus.net
198.73.100.16	A	ns2.infinitecampus.com
198.73.100.16	A	qns2.infinitecampus.com
198.73.100.16	A	qns2.infinitecampusfoundation.com
198.73.100.17	PTR	mg-dns02.infinitecampus.org
198.73.101.13	A+PTR	bullochga.cloud.infinitecampus.org
198.73.101.38	A	hauppaugeny.cloud.infinitecampus.org
198.73.101.40	A	hosting1.cloud.infinitecampus.net
198.73.101.50	A	search.cloud.infinitecampus.org