AS6389 66.20.32.0/21 CIDR and IP Range Summary.ASN: 6389 - Bellsouth.net Inc.Host Count: 2046Addressable IPs: 204866.20.32.0/2466.20.33.0/2466.20.34.0/2466.20.35.0/2466.20.36.0/2466.20.37.0/2466.20.38.0/2466.20.39.0/24