AS174 38.66.136.0/21 CIDR and IP Range Summary.ASN: 174 - Cogent CommunicationsHost Count: 2046Addressable IPs: 204838.66.136.0/2438.66.137.0/2438.66.138.0/2438.66.139.0/2438.66.140.0/2438.66.141.0/2438.66.142.0/2438.66.143.0/24