AS10913 74.217.248.0/21 CIDR and IP Range Summary.ASN: 10913 - INTERNAP-BLKHost Count: 2046Addressable IPs: 204874.217.248.0/2474.217.249.0/2474.217.250.0/2474.217.251.0/2474.217.252.0/2474.217.253.0/2474.217.254.0/2474.217.255.0/24