AS7018 12.152.176.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.152.176.0/2412.152.177.0/2412.152.178.0/2412.152.179.0/2412.152.180.0/2412.152.181.0/2412.152.182.0/2412.152.183.0/2412.152.184.0/2412.152.185.0/2412.152.186.0/2412.152.187.0/2412.152.188.0/2412.152.189.0/2412.152.190.0/2412.152.191.0/24