AS7018 12.163.112.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.163.112.0/2412.163.113.0/2412.163.114.0/2412.163.115.0/2412.163.116.0/2412.163.117.0/2412.163.118.0/2412.163.119.0/24