AS20001 142.11.112.0/21 CIDR and IP Range Summary.ASN: 20001 - Charter Communications IncHost Count: 2046Addressable IPs: 2048142.11.112.0/24142.11.113.0/24142.11.114.0/24142.11.115.0/24142.11.116.0/24142.11.117.0/24142.11.118.0/24142.11.119.0/24