AS28509 201.150.128.0/21 CIDR and IP Range Summary.ASN: 28509 - Cablemas Telecomunicaciones SA de CVHost Count: 2046Addressable IPs: 2048201.150.128.0/24201.150.129.0/24201.150.130.0/24201.150.131.0/24201.150.132.0/24201.150.133.0/24201.150.134.0/24201.150.135.0/24