AS21628 74.212.128.0/21 CIDR and IP Range Summary.ASN: 21628 - Towerstream I Inc.Host Count: 2046Addressable IPs: 204874.212.128.0/2474.212.129.0/2474.212.130.0/2474.212.131.0/2474.212.132.0/2474.212.133.0/2474.212.134.0/2474.212.135.0/24