AS17638 42.80.128.0/18 CIDR and IP Range Summary.ASN: 17638 - ASN for TIANJIN Provincial Net of CTHost Count: 16382Addressable IPs: 1638442.80.128.0/2442.80.129.0/2442.80.130.0/2442.80.131.0/2442.80.132.0/2442.80.133.0/2442.80.134.0/2442.80.135.0/2442.80.136.0/2442.80.137.0/2442.80.138.0/2442.80.139.0/2442.80.140.0/2442.80.141.0/2442.80.142.0/2442.80.143.0/2442.80.144.0/2442.80.145.0/2442.80.146.0/2442.80.147.0/2442.80.148.0/2442.80.149.0/2442.80.150.0/2442.80.151.0/2442.80.152.0/2442.80.153.0/2442.80.154.0/2442.80.155.0/2442.80.156.0/2442.80.157.0/2442.80.158.0/2442.80.159.0/2442.80.160.0/2442.80.161.0/2442.80.162.0/2442.80.163.0/2442.80.164.0/2442.80.165.0/2442.80.166.0/2442.80.167.0/2442.80.168.0/2442.80.169.0/2442.80.170.0/2442.80.171.0/2442.80.172.0/2442.80.173.0/2442.80.174.0/2442.80.175.0/2442.80.176.0/2442.80.177.0/2442.80.178.0/2442.80.179.0/2442.80.180.0/2442.80.181.0/2442.80.182.0/2442.80.183.0/2442.80.184.0/2442.80.185.0/2442.80.186.0/2442.80.187.0/2442.80.188.0/2442.80.189.0/2442.80.190.0/2442.80.191.0/24