AS7018 74.238.192.0/19 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 8190Addressable IPs: 819274.238.192.0/2474.238.193.0/2474.238.194.0/2474.238.195.0/2474.238.196.0/2474.238.197.0/2474.238.198.0/2474.238.199.0/2474.238.200.0/2474.238.201.0/2474.238.202.0/2474.238.203.0/2474.238.204.0/2474.238.205.0/2474.238.206.0/2474.238.207.0/2474.238.208.0/2474.238.209.0/2474.238.210.0/2474.238.211.0/2474.238.212.0/2474.238.213.0/2474.238.214.0/2474.238.215.0/2474.238.216.0/2474.238.217.0/2474.238.218.0/2474.238.219.0/2474.238.220.0/2474.238.221.0/2474.238.222.0/2474.238.223.0/24