AS7018 12.133.208.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.133.208.0/2412.133.209.0/2412.133.210.0/2412.133.211.0/2412.133.212.0/2412.133.213.0/2412.133.214.0/2412.133.215.0/2412.133.216.0/2412.133.217.0/2412.133.218.0/2412.133.219.0/2412.133.220.0/2412.133.221.0/2412.133.222.0/2412.133.223.0/24