AS7018 12.16.104.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.16.104.0/2412.16.105.0/2412.16.106.0/2412.16.107.0/2412.16.108.0/2412.16.109.0/2412.16.110.0/2412.16.111.0/24