AS7018 12.158.104.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 204812.158.104.0/2412.158.105.0/2412.158.106.0/2412.158.107.0/2412.158.108.0/2412.158.109.0/2412.158.110.0/2412.158.111.0/24