AS174 149.100.16.0/21 CIDR and IP Range Summary.ASN: 174 - Cogent CommunicationsHost Count: 2046Addressable IPs: 2048149.100.16.0/24149.100.17.0/24149.100.18.0/24149.100.19.0/24149.100.20.0/24149.100.21.0/24149.100.22.0/24149.100.23.0/24