AS7018 12.5.176.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.5.176.0/2412.5.177.0/2412.5.178.0/2412.5.179.0/2412.5.180.0/2412.5.181.0/2412.5.182.0/2412.5.183.0/24