AS4643 123.102.0.0/16 CIDR and IP Range Summary.ASN: 4643 - Optus Customer NetworkHost Count: 65534Addressable IPs: 65536123.102.0.0/24123.102.1.0/24123.102.2.0/24123.102.3.0/24123.102.4.0/24123.102.5.0/24123.102.6.0/24123.102.7.0/24123.102.8.0/24123.102.9.0/24123.102.10.0/24123.102.11.0/24123.102.12.0/24123.102.13.0/24123.102.14.0/24123.102.15.0/24123.102.16.0/24123.102.17.0/24123.102.18.0/24123.102.19.0/24123.102.20.0/24123.102.21.0/24123.102.22.0/24123.102.23.0/24123.102.24.0/24123.102.25.0/24123.102.26.0/24123.102.27.0/24123.102.28.0/24123.102.29.0/24123.102.30.0/24123.102.31.0/24123.102.32.0/24123.102.33.0/24123.102.34.0/24123.102.35.0/24123.102.36.0/24123.102.37.0/24123.102.38.0/24123.102.39.0/24123.102.40.0/24123.102.41.0/24123.102.42.0/24123.102.43.0/24123.102.44.0/24123.102.45.0/24123.102.46.0/24123.102.47.0/24123.102.48.0/24123.102.49.0/24123.102.50.0/24123.102.51.0/24123.102.52.0/24123.102.53.0/24123.102.54.0/24123.102.55.0/24123.102.56.0/24123.102.57.0/24123.102.58.0/24123.102.59.0/24123.102.60.0/24123.102.61.0/24123.102.62.0/24123.102.63.0/24123.102.64.0/24123.102.65.0/24123.102.66.0/24123.102.67.0/24123.102.68.0/24123.102.69.0/24123.102.70.0/24123.102.71.0/24123.102.72.0/24123.102.73.0/24123.102.74.0/24123.102.75.0/24123.102.76.0/24123.102.77.0/24123.102.78.0/24123.102.79.0/24123.102.80.0/24123.102.81.0/24123.102.82.0/24123.102.83.0/24123.102.84.0/24123.102.85.0/24123.102.86.0/24123.102.87.0/24123.102.88.0/24123.102.89.0/24123.102.90.0/24123.102.91.0/24123.102.92.0/24123.102.93.0/24123.102.94.0/24123.102.95.0/24123.102.96.0/24123.102.97.0/24123.102.98.0/24123.102.99.0/24123.102.100.0/24123.102.101.0/24123.102.102.0/24123.102.103.0/24123.102.104.0/24123.102.105.0/24123.102.106.0/24123.102.107.0/24123.102.108.0/24123.102.109.0/24123.102.110.0/24123.102.111.0/24123.102.112.0/24123.102.113.0/24123.102.114.0/24123.102.115.0/24123.102.116.0/24123.102.117.0/24123.102.118.0/24123.102.119.0/24123.102.120.0/24123.102.121.0/24123.102.122.0/24123.102.123.0/24123.102.124.0/24123.102.125.0/24123.102.126.0/24123.102.127.0/24123.102.128.0/24123.102.129.0/24123.102.130.0/24123.102.131.0/24123.102.132.0/24123.102.133.0/24123.102.134.0/24123.102.135.0/24123.102.136.0/24123.102.137.0/24123.102.138.0/24123.102.139.0/24123.102.140.0/24123.102.141.0/24123.102.142.0/24123.102.143.0/24123.102.144.0/24123.102.145.0/24123.102.146.0/24123.102.147.0/24123.102.148.0/24123.102.149.0/24123.102.150.0/24123.102.151.0/24123.102.152.0/24123.102.153.0/24123.102.154.0/24123.102.155.0/24123.102.156.0/24123.102.157.0/24123.102.158.0/24123.102.159.0/24123.102.160.0/24123.102.161.0/24123.102.162.0/24123.102.163.0/24123.102.164.0/24123.102.165.0/24123.102.166.0/24123.102.167.0/24123.102.168.0/24123.102.169.0/24123.102.170.0/24123.102.171.0/24123.102.172.0/24123.102.173.0/24123.102.174.0/24123.102.175.0/24123.102.176.0/24123.102.177.0/24123.102.178.0/24123.102.179.0/24123.102.180.0/24123.102.181.0/24123.102.182.0/24123.102.183.0/24123.102.184.0/24123.102.185.0/24123.102.186.0/24123.102.187.0/24123.102.188.0/24123.102.189.0/24123.102.190.0/24123.102.191.0/24123.102.192.0/24123.102.193.0/24123.102.194.0/24123.102.195.0/24123.102.196.0/24123.102.197.0/24123.102.198.0/24123.102.199.0/24123.102.200.0/24123.102.201.0/24123.102.202.0/24123.102.203.0/24123.102.204.0/24123.102.205.0/24123.102.206.0/24123.102.207.0/24123.102.208.0/24123.102.209.0/24123.102.210.0/24123.102.211.0/24123.102.212.0/24123.102.213.0/24123.102.214.0/24123.102.215.0/24123.102.216.0/24123.102.217.0/24123.102.218.0/24123.102.219.0/24123.102.220.0/24123.102.221.0/24123.102.222.0/24123.102.223.0/24123.102.224.0/24123.102.225.0/24123.102.226.0/24123.102.227.0/24123.102.228.0/24123.102.229.0/24123.102.230.0/24123.102.231.0/24123.102.232.0/24123.102.233.0/24123.102.234.0/24123.102.235.0/24123.102.236.0/24123.102.237.0/24123.102.238.0/24123.102.239.0/24123.102.240.0/24123.102.241.0/24123.102.242.0/24123.102.243.0/24123.102.244.0/24123.102.245.0/24123.102.246.0/24123.102.247.0/24123.102.248.0/24123.102.249.0/24123.102.250.0/24123.102.251.0/24123.102.252.0/24123.102.253.0/24123.102.254.0/24123.102.255.0/24