AS7018 12.17.160.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.17.160.0/2412.17.161.0/2412.17.162.0/2412.17.163.0/2412.17.164.0/2412.17.165.0/2412.17.166.0/2412.17.167.0/24