AS20001 69.75.128.0/21 CIDR and IP Range Summary.ASN: 20001 - Charter Communications IncHost Count: 2046Addressable IPs: 204869.75.128.0/2469.75.129.0/2469.75.130.0/2469.75.131.0/2469.75.132.0/2469.75.133.0/2469.75.134.0/2469.75.135.0/24