AS7018 12.220.104.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.220.104.0/2412.220.105.0/2412.220.106.0/2412.220.107.0/2412.220.108.0/2412.220.109.0/2412.220.110.0/2412.220.111.0/24