AS7018 12.37.160.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.37.160.0/2412.37.161.0/2412.37.162.0/2412.37.163.0/2412.37.164.0/2412.37.165.0/2412.37.166.0/2412.37.167.0/2412.37.168.0/2412.37.169.0/2412.37.170.0/2412.37.171.0/2412.37.172.0/2412.37.173.0/2412.37.174.0/2412.37.175.0/24