AS7018 12.229.128.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.229.128.0/2412.229.129.0/2412.229.130.0/2412.229.131.0/2412.229.132.0/2412.229.133.0/2412.229.134.0/2412.229.135.0/2412.229.136.0/2412.229.137.0/2412.229.138.0/2412.229.139.0/2412.229.140.0/2412.229.141.0/2412.229.142.0/2412.229.143.0/24