AS28509 177.239.240.0/20 CIDR and IP Range Summary.ASN: 28509 - Cablemas Telecomunicaciones SA de CVHost Count: 4094Addressable IPs: 4096177.239.240.0/24177.239.241.0/24177.239.242.0/24177.239.243.0/24177.239.244.0/24177.239.245.0/24177.239.246.0/24177.239.247.0/24177.239.248.0/24177.239.249.0/24177.239.250.0/24177.239.251.0/24177.239.252.0/24177.239.253.0/24177.239.254.0/24177.239.255.0/24