AS7018 12.17.192.0/19 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 8190Addressable IPs: 819212.17.192.0/2412.17.193.0/2412.17.194.0/2412.17.195.0/2412.17.196.0/2412.17.197.0/2412.17.198.0/2412.17.199.0/2412.17.200.0/2412.17.201.0/2412.17.202.0/2412.17.203.0/2412.17.204.0/2412.17.205.0/2412.17.206.0/2412.17.207.0/2412.17.208.0/2412.17.209.0/2412.17.210.0/2412.17.211.0/2412.17.212.0/2412.17.213.0/2412.17.214.0/2412.17.215.0/2412.17.216.0/2412.17.217.0/2412.17.218.0/2412.17.219.0/2412.17.220.0/2412.17.221.0/2412.17.222.0/2412.17.223.0/24