AS7018 12.13.176.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.13.176.0/2412.13.177.0/2412.13.178.0/2412.13.179.0/2412.13.180.0/2412.13.181.0/2412.13.182.0/2412.13.183.0/2412.13.184.0/2412.13.185.0/2412.13.186.0/2412.13.187.0/2412.13.188.0/2412.13.189.0/2412.13.190.0/2412.13.191.0/24