Robtex

Up: 192.210.136.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 192.210.136.0/25
Down right: 192.210.136.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.210.136.24	PTR	server.fragnet.net
192.210.136.103	A	mail.helluvahost.com
192.210.136.103	A	theohiorcfactory.com
192.210.136.103	A	frag.helluvahost.com
192.210.136.112	PTR	server.fragnet.net
192.210.136.112	A	fusionkits.net
192.210.136.112	A	galacticpvp.org
192.210.136.132	A	agprohosting.net
192.210.136.134	PTR	server.fragnet.net
192.210.136.135	A	nburek.com
192.210.136.161	PTR	server.fragnet.net
192.210.136.236	PTR	server.fragnet.net
192.210.136.236	A	minecraftfactionserver.com
192.210.136.250	PTR	host.colocrossing.com