AS4134 121.236.72.0/21 CIDR and IP Range Summary.ASN: 4134 - Asia Pacific Network Information CentreHost Count: 2046Addressable IPs: 2048121.236.72.0/24121.236.73.0/24121.236.74.0/24121.236.75.0/24121.236.76.0/24121.236.77.0/24121.236.78.0/24121.236.79.0/24