AS7018 99.156.128.0/18 CIDR and IP Range Summary.ASN: 7018 - AT&T Services Inc.Host Count: 16382Addressable IPs: 1638499.156.128.0/2499.156.129.0/2499.156.130.0/2499.156.131.0/2499.156.132.0/2499.156.133.0/2499.156.134.0/2499.156.135.0/2499.156.136.0/2499.156.137.0/2499.156.138.0/2499.156.139.0/2499.156.140.0/2499.156.141.0/2499.156.142.0/2499.156.143.0/2499.156.144.0/2499.156.145.0/2499.156.146.0/2499.156.147.0/2499.156.148.0/2499.156.149.0/2499.156.150.0/2499.156.151.0/2499.156.152.0/2499.156.153.0/2499.156.154.0/2499.156.155.0/2499.156.156.0/2499.156.157.0/2499.156.158.0/2499.156.159.0/2499.156.160.0/2499.156.161.0/2499.156.162.0/2499.156.163.0/2499.156.164.0/2499.156.165.0/2499.156.166.0/2499.156.167.0/2499.156.168.0/2499.156.169.0/2499.156.170.0/2499.156.171.0/2499.156.172.0/2499.156.173.0/2499.156.174.0/2499.156.175.0/2499.156.176.0/2499.156.177.0/2499.156.178.0/2499.156.179.0/2499.156.180.0/2499.156.181.0/2499.156.182.0/2499.156.183.0/2499.156.184.0/2499.156.185.0/2499.156.186.0/2499.156.187.0/2499.156.188.0/2499.156.189.0/2499.156.190.0/2499.156.191.0/24