AS7018 107.225.136.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048107.225.136.0/24107.225.137.0/24107.225.138.0/24107.225.139.0/24107.225.140.0/24107.225.141.0/24107.225.142.0/24107.225.143.0/24