AS7018 216.101.136.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Enterprises LLCHost Count: 2046Addressable IPs: 2048216.101.136.0/24216.101.137.0/24216.101.138.0/24216.101.139.0/24216.101.140.0/24216.101.141.0/24216.101.142.0/24216.101.143.0/24