AS40230 199.247.144.0/21 CIDR and IP Range Summary.ASN: 40230 - Columbus Telephone Company IncorporatedHost Count: 2046Addressable IPs: 2048199.247.144.0/24199.247.145.0/24199.247.146.0/24199.247.147.0/24199.247.148.0/24199.247.149.0/24199.247.150.0/24199.247.151.0/24