AS7018 12.23.208.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.23.208.0/2412.23.209.0/2412.23.210.0/2412.23.211.0/2412.23.212.0/2412.23.213.0/2412.23.214.0/2412.23.215.0/2412.23.216.0/2412.23.217.0/2412.23.218.0/2412.23.219.0/2412.23.220.0/2412.23.221.0/2412.23.222.0/2412.23.223.0/24