AS6389 72.158.96.0/21 CIDR and IP Range Summary.ASN: 6389 - Bellsouth.net Inc.Host Count: 2046Addressable IPs: 204872.158.96.0/2472.158.97.0/2472.158.98.0/2472.158.99.0/2472.158.100.0/2472.158.101.0/2472.158.102.0/2472.158.103.0/24