AS4808 124.251.56.0/21 CIDR and IP Range Summary.ASN: 4808 - China169-BJ China Unicom Beijing Province NetworkHost Count: 2046Addressable IPs: 2048124.251.56.0/24124.251.57.0/24124.251.58.0/24124.251.59.0/24124.251.60.0/24124.251.61.0/24124.251.62.0/24124.251.63.0/24