AS290 199.45.0.0/21 CIDR and IP Range Summary.ASN: 290 - Interop Show NetworkHost Count: 2046Addressable IPs: 2048199.45.0.0/24199.45.1.0/24199.45.2.0/24199.45.3.0/24199.45.4.0/24199.45.5.0/24199.45.6.0/24199.45.7.0/24