AS20115 198.237.216.0/21 CIDR and IP Range Summary.ASN: 20115 - Charter CommunicationsHost Count: 2046Addressable IPs: 2048198.237.216.0/24198.237.217.0/24198.237.218.0/24198.237.219.0/24198.237.220.0/24198.237.221.0/24198.237.222.0/24198.237.223.0/24