AS7018 12.10.48.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.10.48.0/2412.10.49.0/2412.10.50.0/2412.10.51.0/2412.10.52.0/2412.10.53.0/2412.10.54.0/2412.10.55.0/2412.10.56.0/2412.10.57.0/2412.10.58.0/2412.10.59.0/2412.10.60.0/2412.10.61.0/2412.10.62.0/2412.10.63.0/24