ASN 30387 - National Institutes of HealthOrganization : National Institutes of HealthTotal Countries Listed: 1Total IP Ranges Listed: 8United States of America - IP Ranges: 8IP Range List156.40.53.0/24156.40.98.0/23165.112.32.0/23165.112.124.0/23165.112.127.0/24165.112.194.0/23165.112.200.0/22165.112.252.0/23