AS174 66.250.144.0/21 CIDR and IP Range Summary.ASN: 174 - Cogent CommunicationsHost Count: 2046Addressable IPs: 204866.250.144.0/2466.250.145.0/2466.250.146.0/2466.250.147.0/2466.250.148.0/2466.250.149.0/2466.250.150.0/2466.250.151.0/24