AS7018 74.228.192.0/18 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 16382Addressable IPs: 1638474.228.192.0/2474.228.193.0/2474.228.194.0/2474.228.195.0/2474.228.196.0/2474.228.197.0/2474.228.198.0/2474.228.199.0/2474.228.200.0/2474.228.201.0/2474.228.202.0/2474.228.203.0/2474.228.204.0/2474.228.205.0/2474.228.206.0/2474.228.207.0/2474.228.208.0/2474.228.209.0/2474.228.210.0/2474.228.211.0/2474.228.212.0/2474.228.213.0/2474.228.214.0/2474.228.215.0/2474.228.216.0/2474.228.217.0/2474.228.218.0/2474.228.219.0/2474.228.220.0/2474.228.221.0/2474.228.222.0/2474.228.223.0/2474.228.224.0/2474.228.225.0/2474.228.226.0/2474.228.227.0/2474.228.228.0/2474.228.229.0/2474.228.230.0/2474.228.231.0/2474.228.232.0/2474.228.233.0/2474.228.234.0/2474.228.235.0/2474.228.236.0/2474.228.237.0/2474.228.238.0/2474.228.239.0/2474.228.240.0/2474.228.241.0/2474.228.242.0/2474.228.243.0/2474.228.244.0/2474.228.245.0/2474.228.246.0/2474.228.247.0/2474.228.248.0/2474.228.249.0/2474.228.250.0/2474.228.251.0/2474.228.252.0/2474.228.253.0/2474.228.254.0/2474.228.255.0/24