AS30264 66.211.16.0/20 CIDR and IP Range Summary.ASN: 30264 - Columbia Power and Water SystemsHost Count: 4094Addressable IPs: 409666.211.16.0/2466.211.17.0/2466.211.18.0/2466.211.19.0/2466.211.20.0/2466.211.21.0/2466.211.22.0/2466.211.23.0/2466.211.24.0/2466.211.25.0/2466.211.26.0/2466.211.27.0/2466.211.28.0/2466.211.29.0/2466.211.30.0/2466.211.31.0/24