AS7018 12.146.208.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.146.208.0/2412.146.209.0/2412.146.210.0/2412.146.211.0/2412.146.212.0/2412.146.213.0/2412.146.214.0/2412.146.215.0/2412.146.216.0/2412.146.217.0/2412.146.218.0/2412.146.219.0/2412.146.220.0/2412.146.221.0/2412.146.222.0/2412.146.223.0/24