AS4538 121.52.160.0/19 CIDR and IP Range Summary.ASN: 4538 - Asia Pacific Network Information CentreHost Count: 8190Addressable IPs: 8192121.52.160.0/24121.52.161.0/24121.52.162.0/24121.52.163.0/24121.52.164.0/24121.52.165.0/24121.52.166.0/24121.52.167.0/24121.52.168.0/24121.52.169.0/24121.52.170.0/24121.52.171.0/24121.52.172.0/24121.52.173.0/24121.52.174.0/24121.52.175.0/24121.52.176.0/24121.52.177.0/24121.52.178.0/24121.52.179.0/24121.52.180.0/24121.52.181.0/24121.52.182.0/24121.52.183.0/24121.52.184.0/24121.52.185.0/24121.52.186.0/24121.52.187.0/24121.52.188.0/24121.52.189.0/24121.52.190.0/24121.52.191.0/24