AS4808 210.12.56.0/21 CIDR and IP Range Summary.ASN: 4808 - China169-BJ China Unicom Beijing Province NetworkHost Count: 2046Addressable IPs: 2048210.12.56.0/24210.12.57.0/24210.12.58.0/24210.12.59.0/24210.12.60.0/24210.12.61.0/24210.12.62.0/24210.12.63.0/24