AS7018 12.37.224.0/19 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 8190Addressable IPs: 819212.37.224.0/2412.37.225.0/2412.37.226.0/2412.37.227.0/2412.37.228.0/2412.37.229.0/2412.37.230.0/2412.37.231.0/2412.37.232.0/2412.37.233.0/2412.37.234.0/2412.37.235.0/2412.37.236.0/2412.37.237.0/2412.37.238.0/2412.37.239.0/2412.37.240.0/2412.37.241.0/2412.37.242.0/2412.37.243.0/2412.37.244.0/2412.37.245.0/2412.37.246.0/2412.37.247.0/2412.37.248.0/2412.37.249.0/2412.37.250.0/2412.37.251.0/2412.37.252.0/2412.37.253.0/2412.37.254.0/2412.37.255.0/24