AS7922 74.122.56.0/21 CIDR and IP Range Summary.ASN: 7922 - Comcast Cable Communications LLCHost Count: 2046Addressable IPs: 204874.122.56.0/2474.122.57.0/2474.122.58.0/2474.122.59.0/2474.122.60.0/2474.122.61.0/2474.122.62.0/2474.122.63.0/24