Robtex

Up: 208.74.76.0/22
Can't show all results, try to descend to a more specific CIDR
Down left: 208.74.78.0/24
Down right: 208.74.79.0/24
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
208.74.78.6	PTR	208.74.78.6.uscolo.com
208.74.78.6	A	server1.mnl2048.com
208.74.78.63	PTR	208.74.78.63spf63.rcla-lmb-i-d.com
208.74.78.64	PTR	208.74.78.64.uscolo.com
208.74.78.69	A+PTR	208.74.78.69.uscolo.com
208.74.78.78	PTR	208.74.78.78.uscolo.com
208.74.78.78	A	networkims.com
208.74.78.78	A	syncmobile.net
208.74.78.95	PTR	208.74.78.95.uscolo.com
208.74.78.96	PTR	208.74.78.96.uscolo.com
208.74.78.98	PTR	208.74.78.98.uscolo.com
208.74.78.98	A	my-fone.info
208.74.78.211	A	mx.sipbeam.com
208.74.78.211	A	mail.sipbeam.com
208.74.78.212	PTR	208.74.78.212.uscolo.com
208.74.78.212	A	mx02.asseenonlaotv.com
208.74.78.212	A	mx01.asseenonlaotv.com
208.74.78.213	A	mx02.easycallthai.com
208.74.78.213	A	mx01.easycallthai.com
208.74.78.215	PTR	208.74.78.215.uscolo.com
208.74.78.215	A	bhankanomthai.net
208.74.78.215	A	bhankanomthai.com
208.74.78.221	PTR	208.74.78.221.uscolo.com
208.74.78.221	A	koolstreamtv.com
208.74.78.221	A	asseenonlaotv.com
208.74.79.25	A	rivaltel.com
208.74.79.41	A+PTR	208.74.79.41.uscolo.com
208.74.79.42	A+PTR	208.74.79.42.uscolo.com
208.74.79.44	A+PTR	208.74.79.44.uscolo.com
208.74.79.47	PTR	208.74.79.47.uscolo.com
208.74.79.47	A	clay.in
208.74.79.47	A	www.clay.co.in
208.74.79.50	PTR	208.74.79.50.uscolo.com
208.74.79.51	A+PTR	208.74.79.51.uscolo.com
208.74.79.52	A+PTR	208.74.79.52.uscolo.com
208.74.79.55	PTR	mail.clay.in
208.74.79.55	A	mailserver.claytelecom.com
208.74.79.55	A	mail.netakart.com
208.74.79.59	PTR	208.74.79.59.uscolo.com
208.74.79.60	PTR	208.74.79.60.uscolo.com
208.74.79.100	A+PTR	208.74.79.100.uscolo.com
208.74.79.130	PTR	208.74.79.130.uscolo.com
208.74.79.131	PTR	208.74.79.131.uscolo.com
208.74.79.133	PTR	208.74.79.133.uscolo.com
208.74.79.138	PTR	208.74.79.138.uscolo.com
208.74.79.160	PTR	208.74.79.160.uscolo.com
208.74.79.192	A+PTR	208.74.79.192.uscolo.com
208.74.79.199	A	208.74.79.199.uscolo.com
208.74.79.203	A+PTR	208.74.79.203.uscolo.com
208.74.79.203	A	gawkpbx.com
208.74.79.204	A	gawksms.com
208.74.79.207	A+PTR	208.74.79.207.uscolo.com
208.74.79.207	A	dd.gawk.com
208.74.79.208	A	asbestosresearchgroup.com
208.74.79.208	A	ussecuritynews.com
208.74.79.210	A+PTR	208.74.79.210.uscolo.com
208.74.79.210	A	salesnep.com
208.74.79.220	A	208.74.79.220.uscolo.com
208.74.79.226	PTR	208.74.79.226.uscolo.com
208.74.79.235	A+PTR	208.74.79.235.uscolo.com