ASN 4468 - AT&T Services Inc.Organization : AT&T Services Inc.Total Countries Listed: 3Total IP Ranges Listed: 4Japan - IP Ranges: 1IP Range List204.127.245.0/24Singapore - IP Ranges: 1IP Range List204.127.249.0/24United States of America - IP Ranges: 2IP Range List204.127.240.0/22204.127.251.0/24