AS28509 189.215.56.0/21 CIDR and IP Range Summary.ASN: 28509 - Cablemas Telecomunicaciones SA de CVHost Count: 2046Addressable IPs: 2048189.215.56.0/24189.215.57.0/24189.215.58.0/24189.215.59.0/24189.215.60.0/24189.215.61.0/24189.215.62.0/24189.215.63.0/24