AS7018 207.140.176.0/21 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 2046Addressable IPs: 2048207.140.176.0/24207.140.177.0/24207.140.178.0/24207.140.179.0/24207.140.180.0/24207.140.181.0/24207.140.182.0/24207.140.183.0/24