AS20001 76.178.64.0/20 CIDR and IP Range Summary.ASN: 20001 - Charter Communications IncHost Count: 4094Addressable IPs: 409676.178.64.0/2476.178.65.0/2476.178.66.0/2476.178.67.0/2476.178.68.0/2476.178.69.0/2476.178.70.0/2476.178.71.0/2476.178.72.0/2476.178.73.0/2476.178.74.0/2476.178.75.0/2476.178.76.0/2476.178.77.0/2476.178.78.0/2476.178.79.0/24