AS18838 168.8.240.0/20 CIDR and IP Range Summary.ASN: 18838 - Dekalb County School SystemHost Count: 4094Addressable IPs: 4096168.8.240.0/24168.8.241.0/24168.8.242.0/24168.8.243.0/24168.8.244.0/24168.8.245.0/24168.8.246.0/24168.8.247.0/24168.8.248.0/24168.8.249.0/24168.8.250.0/24168.8.251.0/24168.8.252.0/24168.8.253.0/24168.8.254.0/24168.8.255.0/24