AS7018 12.156.80.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.156.80.0/2412.156.81.0/2412.156.82.0/2412.156.83.0/2412.156.84.0/2412.156.85.0/2412.156.86.0/2412.156.87.0/2412.156.88.0/2412.156.89.0/2412.156.90.0/2412.156.91.0/2412.156.92.0/2412.156.93.0/2412.156.94.0/2412.156.95.0/24