AS174 38.121.144.0/21 CIDR and IP Range Summary.ASN: 174 - Cogent CommunicationsHost Count: 2046Addressable IPs: 204838.121.144.0/2438.121.145.0/2438.121.146.0/2438.121.147.0/2438.121.148.0/2438.121.149.0/2438.121.150.0/2438.121.151.0/24