AS7018 12.159.176.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.159.176.0/2412.159.177.0/2412.159.178.0/2412.159.179.0/2412.159.180.0/2412.159.181.0/2412.159.182.0/2412.159.183.0/2412.159.184.0/2412.159.185.0/2412.159.186.0/2412.159.187.0/2412.159.188.0/2412.159.189.0/2412.159.190.0/2412.159.191.0/24