AS7018 12.234.176.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.234.176.0/2412.234.177.0/2412.234.178.0/2412.234.179.0/2412.234.180.0/2412.234.181.0/2412.234.182.0/2412.234.183.0/2412.234.184.0/2412.234.185.0/2412.234.186.0/2412.234.187.0/2412.234.188.0/2412.234.189.0/2412.234.190.0/2412.234.191.0/24