AS1643 74.117.0.0/21 CIDR and IP Range Summary.ASN: 1643 - Brockway Television Inc.Host Count: 2046Addressable IPs: 204874.117.0.0/2474.117.1.0/2474.117.2.0/2474.117.3.0/2474.117.4.0/2474.117.5.0/2474.117.6.0/2474.117.7.0/24