AS7018 12.184.104.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.184.104.0/2412.184.105.0/2412.184.106.0/2412.184.107.0/2412.184.108.0/2412.184.109.0/2412.184.110.0/2412.184.111.0/24