AS7018 12.227.176.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.227.176.0/2412.227.177.0/2412.227.178.0/2412.227.179.0/2412.227.180.0/2412.227.181.0/2412.227.182.0/2412.227.183.0/24