AS17638 123.150.128.0/19 CIDR and IP Range Summary.ASN: 17638 - ASN for TIANJIN Provincial Net of CTHost Count: 8190Addressable IPs: 8192123.150.128.0/24123.150.129.0/24123.150.130.0/24123.150.131.0/24123.150.132.0/24123.150.133.0/24123.150.134.0/24123.150.135.0/24123.150.136.0/24123.150.137.0/24123.150.138.0/24123.150.139.0/24123.150.140.0/24123.150.141.0/24123.150.142.0/24123.150.143.0/24123.150.144.0/24123.150.145.0/24123.150.146.0/24123.150.147.0/24123.150.148.0/24123.150.149.0/24123.150.150.0/24123.150.151.0/24123.150.152.0/24123.150.153.0/24123.150.154.0/24123.150.155.0/24123.150.156.0/24123.150.157.0/24123.150.158.0/24123.150.159.0/24