AS7018 12.30.224.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.30.224.0/2412.30.225.0/2412.30.226.0/2412.30.227.0/2412.30.228.0/2412.30.229.0/2412.30.230.0/2412.30.231.0/2412.30.232.0/2412.30.233.0/2412.30.234.0/2412.30.235.0/2412.30.236.0/2412.30.237.0/2412.30.238.0/2412.30.239.0/24