AS40583 198.236.184.0/21 CIDR and IP Range Summary.ASN: 40583 - Columbia Gorge Education Service DistrictHost Count: 2046Addressable IPs: 2048198.236.184.0/24198.236.185.0/24198.236.186.0/24198.236.187.0/24198.236.188.0/24198.236.189.0/24198.236.190.0/24198.236.191.0/24