AS19108 74.192.64.0/20 CIDR and IP Range Summary.ASN: 19108 - OptimumHost Count: 4094Addressable IPs: 409674.192.64.0/2474.192.65.0/2474.192.66.0/2474.192.67.0/2474.192.68.0/2474.192.69.0/2474.192.70.0/2474.192.71.0/2474.192.72.0/2474.192.73.0/2474.192.74.0/2474.192.75.0/2474.192.76.0/2474.192.77.0/2474.192.78.0/2474.192.79.0/24