AS17621 120.136.128.0/18 CIDR and IP Range Summary.ASN: 17621 - China Unicom Shanghai NetworkHost Count: 16382Addressable IPs: 16384120.136.128.0/24120.136.129.0/24120.136.130.0/24120.136.131.0/24120.136.132.0/24120.136.133.0/24120.136.134.0/24120.136.135.0/24120.136.136.0/24120.136.137.0/24120.136.138.0/24120.136.139.0/24120.136.140.0/24120.136.141.0/24120.136.142.0/24120.136.143.0/24120.136.144.0/24120.136.145.0/24120.136.146.0/24120.136.147.0/24120.136.148.0/24120.136.149.0/24120.136.150.0/24120.136.151.0/24120.136.152.0/24120.136.153.0/24120.136.154.0/24120.136.155.0/24120.136.156.0/24120.136.157.0/24120.136.158.0/24120.136.159.0/24120.136.160.0/24120.136.161.0/24120.136.162.0/24120.136.163.0/24120.136.164.0/24120.136.165.0/24120.136.166.0/24120.136.167.0/24120.136.168.0/24120.136.169.0/24120.136.170.0/24120.136.171.0/24120.136.172.0/24120.136.173.0/24120.136.174.0/24120.136.175.0/24120.136.176.0/24120.136.177.0/24120.136.178.0/24120.136.179.0/24120.136.180.0/24120.136.181.0/24120.136.182.0/24120.136.183.0/24120.136.184.0/24120.136.185.0/24120.136.186.0/24120.136.187.0/24120.136.188.0/24120.136.189.0/24120.136.190.0/24120.136.191.0/24