AS13649 216.58.144.0/21 CIDR and IP Range Summary.ASN: 13649 - Flexential Colorado Corp.Host Count: 2046Addressable IPs: 2048216.58.144.0/24216.58.145.0/24216.58.146.0/24216.58.147.0/24216.58.148.0/24216.58.149.0/24216.58.150.0/24216.58.151.0/24