AS4134 221.237.128.0/20 CIDR and IP Range Summary.ASN: 4134 - Asia Pacific Network Information CentreHost Count: 4094Addressable IPs: 4096221.237.128.0/24221.237.129.0/24221.237.130.0/24221.237.131.0/24221.237.132.0/24221.237.133.0/24221.237.134.0/24221.237.135.0/24221.237.136.0/24221.237.137.0/24221.237.138.0/24221.237.139.0/24221.237.140.0/24221.237.141.0/24221.237.142.0/24221.237.143.0/24