AS7018 75.11.224.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204875.11.224.0/2475.11.225.0/2475.11.226.0/2475.11.227.0/2475.11.228.0/2475.11.229.0/2475.11.230.0/2475.11.231.0/24