AS21713 66.172.64.0/19 CIDR and IP Range Summary.ASN: 21713 - Bulloch County Rural Telephone Cooperative Inc.Host Count: 8190Addressable IPs: 819266.172.64.0/2466.172.65.0/2466.172.66.0/2466.172.67.0/2466.172.68.0/2466.172.69.0/2466.172.70.0/2466.172.71.0/2466.172.72.0/2466.172.73.0/2466.172.74.0/2466.172.75.0/2466.172.76.0/2466.172.77.0/2466.172.78.0/2466.172.79.0/2466.172.80.0/2466.172.81.0/2466.172.82.0/2466.172.83.0/2466.172.84.0/2466.172.85.0/2466.172.86.0/2466.172.87.0/2466.172.88.0/2466.172.89.0/2466.172.90.0/2466.172.91.0/2466.172.92.0/2466.172.93.0/2466.172.94.0/2466.172.95.0/24