AS3456 173.40.176.0/20 CIDR and IP Range Summary.ASN: 3456 - Charter Communications IncHost Count: 4094Addressable IPs: 4096173.40.176.0/24173.40.177.0/24173.40.178.0/24173.40.179.0/24173.40.180.0/24173.40.181.0/24173.40.182.0/24173.40.183.0/24173.40.184.0/24173.40.185.0/24173.40.186.0/24173.40.187.0/24173.40.188.0/24173.40.189.0/24173.40.190.0/24173.40.191.0/24