AS7018 12.0.232.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.0.232.0/2412.0.233.0/2412.0.234.0/2412.0.235.0/2412.0.236.0/2412.0.237.0/2412.0.238.0/2412.0.239.0/24