AS7018 68.255.224.0/19 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 8190Addressable IPs: 819268.255.224.0/2468.255.225.0/2468.255.226.0/2468.255.227.0/2468.255.228.0/2468.255.229.0/2468.255.230.0/2468.255.231.0/2468.255.232.0/2468.255.233.0/2468.255.234.0/2468.255.235.0/2468.255.236.0/2468.255.237.0/2468.255.238.0/2468.255.239.0/2468.255.240.0/2468.255.241.0/2468.255.242.0/2468.255.243.0/2468.255.244.0/2468.255.245.0/2468.255.246.0/2468.255.247.0/2468.255.248.0/2468.255.249.0/2468.255.250.0/2468.255.251.0/2468.255.252.0/2468.255.253.0/2468.255.254.0/2468.255.255.0/24