AS13807 199.182.136.0/21 CIDR and IP Range Summary.ASN: 13807 - Great Plains Communications LLCHost Count: 2046Addressable IPs: 2048199.182.136.0/24199.182.137.0/24199.182.138.0/24199.182.139.0/24199.182.140.0/24199.182.141.0/24199.182.142.0/24199.182.143.0/24