AS7018 12.190.176.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.190.176.0/2412.190.177.0/2412.190.178.0/2412.190.179.0/2412.190.180.0/2412.190.181.0/2412.190.182.0/2412.190.183.0/2412.190.184.0/2412.190.185.0/2412.190.186.0/2412.190.187.0/2412.190.188.0/2412.190.189.0/2412.190.190.0/2412.190.191.0/24