AS7018 68.76.128.0/20 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 4094Addressable IPs: 409668.76.128.0/2468.76.129.0/2468.76.130.0/2468.76.131.0/2468.76.132.0/2468.76.133.0/2468.76.134.0/2468.76.135.0/2468.76.136.0/2468.76.137.0/2468.76.138.0/2468.76.139.0/2468.76.140.0/2468.76.141.0/2468.76.142.0/2468.76.143.0/24