ASN 6431 - ATT LabsOrganization : ATT LabsTotal Countries Listed: 1Total IP Ranges Listed: 8United States of America - IP Ranges: 8IP Range List12.106.32.0/22135.197.0.0/16135.205.0.0/16135.207.0.0/16192.20.225.0/24204.178.0.0/20207.76.218.0/24207.140.168.0/24