AS7018 12.178.224.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.178.224.0/2412.178.225.0/2412.178.226.0/2412.178.227.0/2412.178.228.0/2412.178.229.0/2412.178.230.0/2412.178.231.0/2412.178.232.0/2412.178.233.0/2412.178.234.0/2412.178.235.0/2412.178.236.0/2412.178.237.0/2412.178.238.0/2412.178.239.0/24