ASN 12255 - Amgen Inc.Organization : Amgen Inc.Total Countries Listed: 1Total IP Ranges Listed: 29United States of America - IP Ranges: 29IP Range List138.133.0.0/20138.133.16.0/21138.133.24.0/24138.133.26.0/23138.133.28.0/22138.133.32.0/20138.133.48.0/22138.133.53.0/24138.133.54.0/23138.133.56.0/22138.133.62.0/23138.133.64.0/18138.133.128.0/22138.133.133.0/24138.133.134.0/23138.133.136.0/21138.133.144.0/20138.133.160.0/19138.133.193.0/24138.133.195.0/24138.133.196.0/22138.133.200.0/21138.133.208.0/20138.133.224.0/21138.133.236.0/22138.133.240.0/20192.207.148.0/23192.207.150.0/24198.178.217.0/24