AS4808 218.241.144.0/21 CIDR and IP Range Summary.ASN: 4808 - China169-BJ China Unicom Beijing Province NetworkHost Count: 2046Addressable IPs: 2048218.241.144.0/24218.241.145.0/24218.241.146.0/24218.241.147.0/24218.241.148.0/24218.241.149.0/24218.241.150.0/24218.241.151.0/24