Robtex

Up: 204.225.0.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 204.225.8.0/22
Down right: 204.225.12.0/22

IP	Type	Hostname
204.225.8.1	PTR	vlan230.3560-01.osh1m.noc.trentu.ca
204.225.9.159	A+PTR	tactic.trentu.ca
204.225.11.9	PTR	vlan308.6509-01.cc2t.noc.trentu.ca
204.225.11.57	PTR	vlan356.6509-01.cc2t.noc.trentu.ca
204.225.11.93	PTR	vlan392.6509-01.cc2t.noc.trentu.ca
204.225.11.94	A+PTR	vlan392.3750-01.ic1m.noc.trentu.ca
204.225.11.129	PTR	vlan428.6509-01.dn1b.noc.trentu.ca
204.225.11.130	A+PTR	vlan428.3560-01.dn1a.noc.trentu.ca
204.225.11.141	PTR	vlan440.6509-01.cc2t.noc.trentu.ca
204.225.11.153	PTR	vlan452.6509-01.dn1b.noc.trentu.ca
204.225.11.153	A	vpn.trentu.ca
204.225.11.157	PTR	vlan456.6509-01.dn1b.noc.trentu.ca
204.225.11.169	PTR	vlan468.6509-01.dn1b.noc.trentu.ca
204.225.11.193	PTR	vlan492.6509-01.dn1b.noc.trentu.ca
204.225.11.205	PTR	vlan302.3750-01.dn2c.noc.trentu.ca
204.225.11.206	PTR	vlan302.3750-02.dn2c.noc.trentu.ca
204.225.11.214	PTR	vlan305.3750-01.sc0s.noc.trentu.ca
204.225.11.217	PTR	vlan306.6509-01.cc2t.noc.trentu.ca
204.225.13.8	A+PTR	njord.trentu.ca
204.225.13.54	A+PTR	bluelab.trentu.ca
204.225.13.67	A+PTR	poplar.trentu.ca
204.225.14.88	PTR	natasha.trentu.ca