AS7018 12.215.168.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.215.168.0/2412.215.169.0/2412.215.170.0/2412.215.171.0/2412.215.172.0/2412.215.173.0/2412.215.174.0/2412.215.175.0/24