AS6389 74.255.48.0/20 CIDR and IP Range Summary.ASN: 6389 - Bellsouth.net Inc.Host Count: 4094Addressable IPs: 409674.255.48.0/2474.255.49.0/2474.255.50.0/2474.255.51.0/2474.255.52.0/2474.255.53.0/2474.255.54.0/2474.255.55.0/2474.255.56.0/2474.255.57.0/2474.255.58.0/2474.255.59.0/2474.255.60.0/2474.255.61.0/2474.255.62.0/2474.255.63.0/24