AS13768 216.25.72.0/21 CIDR and IP Range Summary.ASN: 13768 - Aptum TechnologiesHost Count: 2046Addressable IPs: 2048216.25.72.0/24216.25.73.0/24216.25.74.0/24216.25.75.0/24216.25.76.0/24216.25.77.0/24216.25.78.0/24216.25.79.0/24