AS3900 209.99.90.0/28 CIDR and IP Range Summary.ASN: 3900 - Switch LtdHost Count: 14Addressable IPs: 16 209.99.90.1209.99.90.2209.99.90.3209.99.90.4209.99.90.5209.99.90.6209.99.90.7209.99.90.8209.99.90.9209.99.90.10209.99.90.11209.99.90.12209.99.90.13209.99.90.14209.99.90.15209.99.90.16