AS4268 206.18.232.0/21 CIDR and IP Range Summary.ASN: 4268 - California Education and Research Federation NetworkHost Count: 2046Addressable IPs: 2048206.18.232.0/24206.18.233.0/24206.18.234.0/24206.18.235.0/24206.18.236.0/24206.18.237.0/24206.18.238.0/24206.18.239.0/24