ASN 19050 - U.S. Department of Health & Human ServicesOrganization : U.S. Department of Health & Human ServicesTotal Countries Listed: 1Total IP Ranges Listed: 7United States of America - IP Ranges: 7IP Range List156.40.93.0/24156.40.94.0/23156.40.197.0/24158.73.0.0/16158.74.38.0/24198.179.3.0/24198.179.4.0/24