AS63983 165.86.72.0/21 CIDR and IP Range Summary.ASN: 63983 - Queensland HealthHost Count: 2046Addressable IPs: 2048165.86.72.0/24165.86.73.0/24165.86.74.0/24165.86.75.0/24165.86.76.0/24165.86.77.0/24165.86.78.0/24165.86.79.0/24