AS7018 12.53.160.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.53.160.0/2412.53.161.0/2412.53.162.0/2412.53.163.0/2412.53.164.0/2412.53.165.0/2412.53.166.0/2412.53.167.0/24