AS7018 75.63.224.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409675.63.224.0/2475.63.225.0/2475.63.226.0/2475.63.227.0/2475.63.228.0/2475.63.229.0/2475.63.230.0/2475.63.231.0/2475.63.232.0/2475.63.233.0/2475.63.234.0/2475.63.235.0/2475.63.236.0/2475.63.237.0/2475.63.238.0/2475.63.239.0/24