AS7018 12.158.176.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.158.176.0/2412.158.177.0/2412.158.178.0/2412.158.179.0/2412.158.180.0/2412.158.181.0/2412.158.182.0/2412.158.183.0/24