Robtex

Up: 140.228.0.0/19
Can't show all results, try to descend to a more specific CIDR
Down left: 140.228.16.0/21
Down right: 140.228.24.0/21

IP	Type	Hostname
140.228.17.52	A	vlan-17-052.onu.edu
140.228.18.2	A+PTR	vlan-18-002.onu.edu
140.228.19.150	A	vlan-19-150.onu.edu
140.228.20.2	A	vlan-20-002.onu.edu
140.228.20.120	A	vlan-20-120.onu.edu
140.228.20.128	A+PTR	vlan-20-128.onu.edu
140.228.20.173	A	vlan-20-173.onu.edu
140.228.22.120	A	vlan-22-120.onu.edu
140.228.23.111	A	vlan-23-111.onu.edu
140.228.23.167	A	vlan-23-167.onu.edu
140.228.23.214	A	vlan-23-214.onu.edu
140.228.23.249	A	vlan-23-249.onu.edu
140.228.26.5	A	vlan-26-005.onu.edu
140.228.26.221	A	vlan-26-221.onu.edu
140.228.27.2	A	vlan-27-002.onu.edu
140.228.28.47	A	vlan-28-047.onu.edu
140.228.28.88	A	vlan-28-088.onu.edu
140.228.29.60	A	vlan-29-060.onu.edu
140.228.30.2	A	vlan-30-002.onu.edu
140.228.30.65	A+PTR	vlan-30-065.onu.edu
140.228.31.91	A	vlan-31-091.onu.edu