Robtex

Up: 192.162.216.0/24
Can't show all results, try to descend to a more specific CIDR
Down left: 192.162.216.128/26
Down right: 192.162.216.192/26
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
192.162.216.130	A+PTR	mail1crit.electric.net
192.162.216.134	A+PTR	ietest.icritical.com
192.162.216.143	A+PTR	holding4.electric.net
192.162.216.145	A+PTR	bulk4.electric.net
192.162.216.149	A+PTR	tls4.electric.net
192.162.216.158	A+PTR	icinga4a.electric.net
192.162.216.160	A+PTR	bounce4a.electric.net
192.162.216.164	A+PTR	icinga4b.electric.net
192.162.216.170	A+PTR	login4ao.electric.net
192.162.216.171	A+PTR	login4bo.electric.net
192.162.216.172	A+PTR	lfs4o.electric.net
192.162.216.172	A	files.efax.com
192.162.216.175	A+PTR	fusens4.electric.net
192.162.216.175	A	ns.emailhosting.com
192.162.216.175	A	ns.mailanyone.net
192.162.216.181	A+PTR	smtp-out4.electric.net
192.162.216.182	A+PTR	smtp-out4.electric.net
192.162.216.183	A+PTR	smtp-out4.electric.net
192.162.216.184	A+PTR	smtp-out4.electric.net
192.162.216.185	A+PTR	smtp-out4.electric.net
192.162.216.186	A+PTR	smtp-out4.electric.net
192.162.216.187	A+PTR	smtp-out4.electric.net
192.162.216.188	A+PTR	smtp-out4.electric.net
192.162.216.189	A+PTR	smtp-out4.electric.net
192.162.216.190	A+PTR	smtp-out4.electric.net
192.162.216.191	A+PTR	smtp-out4.electric.net
192.162.216.192	A+PTR	smtp-out4.electric.net
192.162.216.193	A+PTR	smtp-out4.electric.net
192.162.216.194	A+PTR	smtp-out4.electric.net
192.162.216.195	A+PTR	smtp-out4.electric.net
192.162.216.199	PTR	tls4b.electric.net
192.162.216.199	A	dcc1.electric.net
192.162.216.200	A+PTR	ie.catch.mailanyone.net
192.162.216.243	A+PTR	eumx4a.m4internet.com
192.162.216.244	A+PTR	bastion4.electric.net
192.162.216.250	A+PTR	novpn-ire.electric.net
192.162.216.252	A+PTR	gw1-ire-ext.electric.net
192.162.216.253	A+PTR	gw2-ire-ext.electric.net