AS4721 202.72.64.0/20 CIDR and IP Range Summary.ASN: 4721 - JCN JCOM Co. Ltd.Host Count: 4094Addressable IPs: 4096202.72.64.0/24202.72.65.0/24202.72.66.0/24202.72.67.0/24202.72.68.0/24202.72.69.0/24202.72.70.0/24202.72.71.0/24202.72.72.0/24202.72.73.0/24202.72.74.0/24202.72.75.0/24202.72.76.0/24202.72.77.0/24202.72.78.0/24202.72.79.0/24