AS10103 61.238.72.0/21 CIDR and IP Range Summary.ASN: 10103 - HK Broadband Network Ltd.Host Count: 2046Addressable IPs: 204861.238.72.0/2461.238.73.0/2461.238.74.0/2461.238.75.0/2461.238.76.0/2461.238.77.0/2461.238.78.0/2461.238.79.0/24