ASN 17428 - 21Vianet.Co. LtdOrganization : 21Vianet.Co. LtdTotal Countries Listed: 1Total IP Ranges Listed: 19China - IP Ranges: 19IP Range List103.253.204.0/22120.132.128.0/24120.132.132.0/22120.132.144.0/22120.132.148.0/24120.132.177.0/24120.132.178.0/24120.132.181.0/24120.132.185.0/24120.132.190.0/24120.132.224.0/21120.132.240.0/23120.133.240.0/20211.148.17.0/24211.148.18.0/23211.148.20.0/22211.148.24.0/23211.148.27.0/24211.148.28.0/22