AS4134 221.231.144.0/20 CIDR and IP Range Summary.ASN: 4134 - Asia Pacific Network Information CentreHost Count: 4094Addressable IPs: 4096221.231.144.0/24221.231.145.0/24221.231.146.0/24221.231.147.0/24221.231.148.0/24221.231.149.0/24221.231.150.0/24221.231.151.0/24221.231.152.0/24221.231.153.0/24221.231.154.0/24221.231.155.0/24221.231.156.0/24221.231.157.0/24221.231.158.0/24221.231.159.0/24