AS10912 74.217.144.0/21 CIDR and IP Range Summary.ASN: 10912 - INTERNAP-BLKHost Count: 2046Addressable IPs: 204874.217.144.0/2474.217.145.0/2474.217.146.0/2474.217.147.0/2474.217.148.0/2474.217.149.0/2474.217.150.0/2474.217.151.0/24