AS6407 216.254.160.0/21 CIDR and IP Range Summary.ASN: 6407 - Primus Telecommunications Canada Inc.Host Count: 2046Addressable IPs: 2048216.254.160.0/24216.254.161.0/24216.254.162.0/24216.254.163.0/24216.254.164.0/24216.254.165.0/24216.254.166.0/24216.254.167.0/24