AS4808 221.122.48.0/20 CIDR and IP Range Summary.ASN: 4808 - China169-BJ China Unicom Beijing Province NetworkHost Count: 4094Addressable IPs: 4096221.122.48.0/24221.122.49.0/24221.122.50.0/24221.122.51.0/24221.122.52.0/24221.122.53.0/24221.122.54.0/24221.122.55.0/24221.122.56.0/24221.122.57.0/24221.122.58.0/24221.122.59.0/24221.122.60.0/24221.122.61.0/24221.122.62.0/24221.122.63.0/24