Robtex

Up: 208.73.160.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 208.73.168.0/22
Down right: 208.73.172.0/22

IP	Type	Hostname
208.73.168.10	PTR	www.lefrak.com
208.73.168.10	A	gatewayaptsnyc.com
208.73.168.10	A	suttoncourtsuites.com
208.73.168.11	A	n212lf.com
208.73.168.11	A	lefrakorganization.com
208.73.168.12	PTR	mail.lefrak.com
208.73.168.14	A+PTR	ironport.lefrak.com
208.73.168.24	PTR	wickapogue.com
208.73.168.27	PTR	mail2.lefrak.com
208.73.170.11	A+PTR	ironportny.estatesis.com
208.73.170.12	A	mail2.estatesis.com
208.73.172.12	A+PTR	ironportnj.estatesis.com
208.73.172.12	A	ironportnj.lefrak.com
208.73.172.17	A	newportskatesjerseycity.com
208.73.172.25	A	mail.40west.com
208.73.173.174	A	mail.estatesis.com
208.73.174.10	A+PTR	ironportde.estatesis.com
208.73.174.10	A	ironport.lefrak.com