AS7018 12.147.48.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.147.48.0/2412.147.49.0/2412.147.50.0/2412.147.51.0/2412.147.52.0/2412.147.53.0/2412.147.54.0/2412.147.55.0/2412.147.56.0/2412.147.57.0/2412.147.58.0/2412.147.59.0/2412.147.60.0/2412.147.61.0/2412.147.62.0/2412.147.63.0/24