AS7018 12.178.208.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.178.208.0/2412.178.209.0/2412.178.210.0/2412.178.211.0/2412.178.212.0/2412.178.213.0/2412.178.214.0/2412.178.215.0/2412.178.216.0/2412.178.217.0/2412.178.218.0/2412.178.219.0/2412.178.220.0/2412.178.221.0/2412.178.222.0/2412.178.223.0/24