AS16838 203.144.48.0/20 CIDR and IP Range Summary.ASN: 16838 - VeriSign Infrastructure & OperationsHost Count: 4094Addressable IPs: 4096203.144.48.0/24203.144.49.0/24203.144.50.0/24203.144.51.0/24203.144.52.0/24203.144.53.0/24203.144.54.0/24203.144.55.0/24203.144.56.0/24203.144.57.0/24203.144.58.0/24203.144.59.0/24203.144.60.0/24203.144.61.0/24203.144.62.0/24203.144.63.0/24