AS4134 221.228.120.0/21 CIDR and IP Range Summary.ASN: 4134 - Asia Pacific Network Information CentreHost Count: 2046Addressable IPs: 2048221.228.120.0/24221.228.121.0/24221.228.122.0/24221.228.123.0/24221.228.124.0/24221.228.125.0/24221.228.126.0/24221.228.127.0/24