AS7018 12.176.168.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.176.168.0/2412.176.169.0/2412.176.170.0/2412.176.171.0/2412.176.172.0/2412.176.173.0/2412.176.174.0/2412.176.175.0/24