AS7018 207.140.0.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048207.140.0.0/24207.140.1.0/24207.140.2.0/24207.140.3.0/24207.140.4.0/24207.140.5.0/24207.140.6.0/24207.140.7.0/24