AS397458 198.199.32.0/20 CIDR and IP Range Summary.ASN: 397458 - San Francisco OperaHost Count: 4094Addressable IPs: 4096198.199.32.0/24198.199.33.0/24198.199.34.0/24198.199.35.0/24198.199.36.0/24198.199.37.0/24198.199.38.0/24198.199.39.0/24198.199.40.0/24198.199.41.0/24198.199.42.0/24198.199.43.0/24198.199.44.0/24198.199.45.0/24198.199.46.0/24198.199.47.0/24