AS21769 216.74.72.0/21 CIDR and IP Range Summary.ASN: 21769 - Colocation America CorporationHost Count: 2046Addressable IPs: 2048216.74.72.0/24216.74.73.0/24216.74.74.0/24216.74.75.0/24216.74.76.0/24216.74.77.0/24216.74.78.0/24216.74.79.0/24