AS18773 173.242.160.0/21 CIDR and IP Range Summary.ASN: 18773 - County of HenricoHost Count: 2046Addressable IPs: 2048173.242.160.0/24173.242.161.0/24173.242.162.0/24173.242.163.0/24173.242.164.0/24173.242.165.0/24173.242.166.0/24173.242.167.0/24