AS7018 12.37.32.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.37.32.0/2412.37.33.0/2412.37.34.0/2412.37.35.0/2412.37.36.0/2412.37.37.0/2412.37.38.0/2412.37.39.0/2412.37.40.0/2412.37.41.0/2412.37.42.0/2412.37.43.0/2412.37.44.0/2412.37.45.0/2412.37.46.0/2412.37.47.0/24