AS3456 76.63.176.0/20 CIDR and IP Range Summary.ASN: 3456 - Charter Communications IncHost Count: 4094Addressable IPs: 409676.63.176.0/2476.63.177.0/2476.63.178.0/2476.63.179.0/2476.63.180.0/2476.63.181.0/2476.63.182.0/2476.63.183.0/2476.63.184.0/2476.63.185.0/2476.63.186.0/2476.63.187.0/2476.63.188.0/2476.63.189.0/2476.63.190.0/2476.63.191.0/24