AS174 38.203.136.0/21 CIDR and IP Range Summary.ASN: 174 - Cogent CommunicationsHost Count: 2046Addressable IPs: 204838.203.136.0/2438.203.137.0/2438.203.138.0/2438.203.139.0/2438.203.140.0/2438.203.141.0/2438.203.142.0/2438.203.143.0/24