AS7018 12.37.64.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.37.64.0/2412.37.65.0/2412.37.66.0/2412.37.67.0/2412.37.68.0/2412.37.69.0/2412.37.70.0/2412.37.71.0/2412.37.72.0/2412.37.73.0/2412.37.74.0/2412.37.75.0/2412.37.76.0/2412.37.77.0/2412.37.78.0/2412.37.79.0/24