AS21565 66.153.128.0/17 CIDR and IP Range Summary.ASN: 21565 - Horry Telephone Cooperative Inc.Host Count: 32766Addressable IPs: 3276866.153.128.0/2466.153.129.0/2466.153.130.0/2466.153.131.0/2466.153.132.0/2466.153.133.0/2466.153.134.0/2466.153.135.0/2466.153.136.0/2466.153.137.0/2466.153.138.0/2466.153.139.0/2466.153.140.0/2466.153.141.0/2466.153.142.0/2466.153.143.0/2466.153.144.0/2466.153.145.0/2466.153.146.0/2466.153.147.0/2466.153.148.0/2466.153.149.0/2466.153.150.0/2466.153.151.0/2466.153.152.0/2466.153.153.0/2466.153.154.0/2466.153.155.0/2466.153.156.0/2466.153.157.0/2466.153.158.0/2466.153.159.0/2466.153.160.0/2466.153.161.0/2466.153.162.0/2466.153.163.0/2466.153.164.0/2466.153.165.0/2466.153.166.0/2466.153.167.0/2466.153.168.0/2466.153.169.0/2466.153.170.0/2466.153.171.0/2466.153.172.0/2466.153.173.0/2466.153.174.0/2466.153.175.0/2466.153.176.0/2466.153.177.0/2466.153.178.0/2466.153.179.0/2466.153.180.0/2466.153.181.0/2466.153.182.0/2466.153.183.0/2466.153.184.0/2466.153.185.0/2466.153.186.0/2466.153.187.0/2466.153.188.0/2466.153.189.0/2466.153.190.0/2466.153.191.0/2466.153.192.0/2466.153.193.0/2466.153.194.0/2466.153.195.0/2466.153.196.0/2466.153.197.0/2466.153.198.0/2466.153.199.0/2466.153.200.0/2466.153.201.0/2466.153.202.0/2466.153.203.0/2466.153.204.0/2466.153.205.0/2466.153.206.0/2466.153.207.0/2466.153.208.0/2466.153.209.0/2466.153.210.0/2466.153.211.0/2466.153.212.0/2466.153.213.0/2466.153.214.0/2466.153.215.0/2466.153.216.0/2466.153.217.0/2466.153.218.0/2466.153.219.0/2466.153.220.0/2466.153.221.0/2466.153.222.0/2466.153.223.0/2466.153.224.0/2466.153.225.0/2466.153.226.0/2466.153.227.0/2466.153.228.0/2466.153.229.0/2466.153.230.0/2466.153.231.0/2466.153.232.0/2466.153.233.0/2466.153.234.0/2466.153.235.0/2466.153.236.0/2466.153.237.0/2466.153.238.0/2466.153.239.0/2466.153.240.0/2466.153.241.0/2466.153.242.0/2466.153.243.0/2466.153.244.0/2466.153.245.0/2466.153.246.0/2466.153.247.0/2466.153.248.0/2466.153.249.0/2466.153.250.0/2466.153.251.0/2466.153.252.0/2466.153.253.0/2466.153.254.0/2466.153.255.0/24