AS7018 12.159.128.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.159.128.0/2412.159.129.0/2412.159.130.0/2412.159.131.0/2412.159.132.0/2412.159.133.0/2412.159.134.0/2412.159.135.0/2412.159.136.0/2412.159.137.0/2412.159.138.0/2412.159.139.0/2412.159.140.0/2412.159.141.0/2412.159.142.0/2412.159.143.0/24