AS4643 125.63.128.0/17 CIDR and IP Range Summary.ASN: 4643 - Optus Customer NetworkHost Count: 32766Addressable IPs: 32768125.63.128.0/24125.63.129.0/24125.63.130.0/24125.63.131.0/24125.63.132.0/24125.63.133.0/24125.63.134.0/24125.63.135.0/24125.63.136.0/24125.63.137.0/24125.63.138.0/24125.63.139.0/24125.63.140.0/24125.63.141.0/24125.63.142.0/24125.63.143.0/24125.63.144.0/24125.63.145.0/24125.63.146.0/24125.63.147.0/24125.63.148.0/24125.63.149.0/24125.63.150.0/24125.63.151.0/24125.63.152.0/24125.63.153.0/24125.63.154.0/24125.63.155.0/24125.63.156.0/24125.63.157.0/24125.63.158.0/24125.63.159.0/24125.63.160.0/24125.63.161.0/24125.63.162.0/24125.63.163.0/24125.63.164.0/24125.63.165.0/24125.63.166.0/24125.63.167.0/24125.63.168.0/24125.63.169.0/24125.63.170.0/24125.63.171.0/24125.63.172.0/24125.63.173.0/24125.63.174.0/24125.63.175.0/24125.63.176.0/24125.63.177.0/24125.63.178.0/24125.63.179.0/24125.63.180.0/24125.63.181.0/24125.63.182.0/24125.63.183.0/24125.63.184.0/24125.63.185.0/24125.63.186.0/24125.63.187.0/24125.63.188.0/24125.63.189.0/24125.63.190.0/24125.63.191.0/24125.63.192.0/24125.63.193.0/24125.63.194.0/24125.63.195.0/24125.63.196.0/24125.63.197.0/24125.63.198.0/24125.63.199.0/24125.63.200.0/24125.63.201.0/24125.63.202.0/24125.63.203.0/24125.63.204.0/24125.63.205.0/24125.63.206.0/24125.63.207.0/24125.63.208.0/24125.63.209.0/24125.63.210.0/24125.63.211.0/24125.63.212.0/24125.63.213.0/24125.63.214.0/24125.63.215.0/24125.63.216.0/24125.63.217.0/24125.63.218.0/24125.63.219.0/24125.63.220.0/24125.63.221.0/24125.63.222.0/24125.63.223.0/24125.63.224.0/24125.63.225.0/24125.63.226.0/24125.63.227.0/24125.63.228.0/24125.63.229.0/24125.63.230.0/24125.63.231.0/24125.63.232.0/24125.63.233.0/24125.63.234.0/24125.63.235.0/24125.63.236.0/24125.63.237.0/24125.63.238.0/24125.63.239.0/24125.63.240.0/24125.63.241.0/24125.63.242.0/24125.63.243.0/24125.63.244.0/24125.63.245.0/24125.63.246.0/24125.63.247.0/24125.63.248.0/24125.63.249.0/24125.63.250.0/24125.63.251.0/24125.63.252.0/24125.63.253.0/24125.63.254.0/24125.63.255.0/24