AS7018 64.173.224.0/19 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 8190Addressable IPs: 819264.173.224.0/2464.173.225.0/2464.173.226.0/2464.173.227.0/2464.173.228.0/2464.173.229.0/2464.173.230.0/2464.173.231.0/2464.173.232.0/2464.173.233.0/2464.173.234.0/2464.173.235.0/2464.173.236.0/2464.173.237.0/2464.173.238.0/2464.173.239.0/2464.173.240.0/2464.173.241.0/2464.173.242.0/2464.173.243.0/2464.173.244.0/2464.173.245.0/2464.173.246.0/2464.173.247.0/2464.173.248.0/2464.173.249.0/2464.173.250.0/2464.173.251.0/2464.173.252.0/2464.173.253.0/2464.173.254.0/2464.173.255.0/24