AS136392 203.4.216.0/21 CIDR and IP Range Summary.ASN: 136392 - St. Vincents Hospital Melbourne LimitedHost Count: 2046Addressable IPs: 2048203.4.216.0/24203.4.217.0/24203.4.218.0/24203.4.219.0/24203.4.220.0/24203.4.221.0/24203.4.222.0/24203.4.223.0/24