AS7018 12.238.64.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.238.64.0/2412.238.65.0/2412.238.66.0/2412.238.67.0/2412.238.68.0/2412.238.69.0/2412.238.70.0/2412.238.71.0/24