AS7018 12.144.224.0/19 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 8190Addressable IPs: 819212.144.224.0/2412.144.225.0/2412.144.226.0/2412.144.227.0/2412.144.228.0/2412.144.229.0/2412.144.230.0/2412.144.231.0/2412.144.232.0/2412.144.233.0/2412.144.234.0/2412.144.235.0/2412.144.236.0/2412.144.237.0/2412.144.238.0/2412.144.239.0/2412.144.240.0/2412.144.241.0/2412.144.242.0/2412.144.243.0/2412.144.244.0/2412.144.245.0/2412.144.246.0/2412.144.247.0/2412.144.248.0/2412.144.249.0/2412.144.250.0/2412.144.251.0/2412.144.252.0/2412.144.253.0/2412.144.254.0/2412.144.255.0/24