AS7018 12.203.96.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409612.203.96.0/2412.203.97.0/2412.203.98.0/2412.203.99.0/2412.203.100.0/2412.203.101.0/2412.203.102.0/2412.203.103.0/2412.203.104.0/2412.203.105.0/2412.203.106.0/2412.203.107.0/2412.203.108.0/2412.203.109.0/2412.203.110.0/2412.203.111.0/24