AS174 38.73.136.0/21 CIDR and IP Range Summary.ASN: 174 - Cogent CommunicationsHost Count: 2046Addressable IPs: 204838.73.136.0/2438.73.137.0/2438.73.138.0/2438.73.139.0/2438.73.140.0/2438.73.141.0/2438.73.142.0/2438.73.143.0/24