AS33363 72.31.144.0/21 CIDR and IP Range Summary.ASN: 33363 - Charter Communications IncHost Count: 2046Addressable IPs: 204872.31.144.0/2472.31.145.0/2472.31.146.0/2472.31.147.0/2472.31.148.0/2472.31.149.0/2472.31.150.0/2472.31.151.0/24