AS6389 207.203.144.0/20 CIDR and IP Range Summary.ASN: 6389 - Bellsouth.net Inc.Host Count: 4094Addressable IPs: 4096207.203.144.0/24207.203.145.0/24207.203.146.0/24207.203.147.0/24207.203.148.0/24207.203.149.0/24207.203.150.0/24207.203.151.0/24207.203.152.0/24207.203.153.0/24207.203.154.0/24207.203.155.0/24207.203.156.0/24207.203.157.0/24207.203.158.0/24207.203.159.0/24