AS6389 74.255.0.0/19 CIDR and IP Range Summary.ASN: 6389 - Bellsouth.net Inc.Host Count: 8190Addressable IPs: 819274.255.0.0/2474.255.1.0/2474.255.2.0/2474.255.3.0/2474.255.4.0/2474.255.5.0/2474.255.6.0/2474.255.7.0/2474.255.8.0/2474.255.9.0/2474.255.10.0/2474.255.11.0/2474.255.12.0/2474.255.13.0/2474.255.14.0/2474.255.15.0/2474.255.16.0/2474.255.17.0/2474.255.18.0/2474.255.19.0/2474.255.20.0/2474.255.21.0/2474.255.22.0/2474.255.23.0/2474.255.24.0/2474.255.25.0/2474.255.26.0/2474.255.27.0/2474.255.28.0/2474.255.29.0/2474.255.30.0/2474.255.31.0/24