AS7018 12.155.232.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.155.232.0/2412.155.233.0/2412.155.234.0/2412.155.235.0/2412.155.236.0/2412.155.237.0/2412.155.238.0/2412.155.239.0/24