AS3527 165.112.224.0/20 CIDR and IP Range Summary.ASN: 3527 - National Institutes of HealthHost Count: 4094Addressable IPs: 4096165.112.224.0/24165.112.225.0/24165.112.226.0/24165.112.227.0/24165.112.228.0/24165.112.229.0/24165.112.230.0/24165.112.231.0/24165.112.232.0/24165.112.233.0/24165.112.234.0/24165.112.235.0/24165.112.236.0/24165.112.237.0/24165.112.238.0/24165.112.239.0/24