AS137872 203.142.112.0/21 CIDR and IP Range Summary.ASN: 137872 - China Mobile Hong Kong Company LimitedHost Count: 2046Addressable IPs: 2048203.142.112.0/24203.142.113.0/24203.142.114.0/24203.142.115.0/24203.142.116.0/24203.142.117.0/24203.142.118.0/24203.142.119.0/24