Robtex

Up: 67.36.80.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 67.36.80.0/22
Down right: 67.36.84.0/22

IP	Type	Hostname
67.36.81.1	PTR	server.techteriors.com
67.36.82.5	A	adsl-67-36-82-5.dsl.milwwi.ameritech.net
67.36.82.39	A	adsl-67-36-82-39.dsl.milwwi.ameritech.net
67.36.84.32	A	mailserver.herzingonline.edu
67.36.85.34	A+PTR	67-36-85-34.ded.ameritech.net
67.36.85.54	A	67-36-85-54.ded.ameritech.net
67.36.85.67	A	67-36-85-67.ded.ameritech.net