AS4134 121.237.144.0/21 CIDR and IP Range Summary.ASN: 4134 - Asia Pacific Network Information CentreHost Count: 2046Addressable IPs: 2048121.237.144.0/24121.237.145.0/24121.237.146.0/24121.237.147.0/24121.237.148.0/24121.237.149.0/24121.237.150.0/24121.237.151.0/24