AS7018 12.149.48.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.149.48.0/2412.149.49.0/2412.149.50.0/2412.149.51.0/2412.149.52.0/2412.149.53.0/2412.149.54.0/2412.149.55.0/2412.149.56.0/2412.149.57.0/2412.149.58.0/2412.149.59.0/2412.149.60.0/2412.149.61.0/2412.149.62.0/2412.149.63.0/24