AS7018 12.157.160.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.157.160.0/2412.157.161.0/2412.157.162.0/2412.157.163.0/2412.157.164.0/2412.157.165.0/2412.157.166.0/2412.157.167.0/2412.157.168.0/2412.157.169.0/2412.157.170.0/2412.157.171.0/2412.157.172.0/2412.157.173.0/2412.157.174.0/2412.157.175.0/24