AS7018 12.20.80.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.20.80.0/2412.20.81.0/2412.20.82.0/2412.20.83.0/2412.20.84.0/2412.20.85.0/2412.20.86.0/2412.20.87.0/24