Key Management Service (KMS) is a regional service. The supported regions and zones vary by instance type — software key management instances are available in more regions than hardware key management instances.
KMS software key management instances
Region | Region ID | Zone | Zone ID |
China (Hong Kong) | cn-hongkong | Zone B, Zone C, and Zone D | cn-hongkong-b, cn-hongkong-c, cn-hongkong-d |
Singapore | ap-southeast-1 | Zone A, Zone B, and Zone C | ap-southeast-1a, ap-southeast-1b, ap-southeast-1c |
Malaysia (Kuala Lumpur) | ap-southeast-3 | Zone A and Zone B | ap-southeast-3a, ap-southeast-3b |
SAU (Riyadh - Partner Region) | me-central-1 | Zone A and Zone B | me-central-1a, me-central-1b |
China regions
Region | Region ID | Zone | Zone ID |
China (Hangzhou) | cn-hangzhou | Zone E, Zone F, Zone G, Zone H, Zone I, Zone J, and Zone K | cn-hangzhou-e, cn-hangzhou-f, cn-hangzhou-g, cn-hangzhou-h, cn-hangzhou-i, cn-hangzhou-j, cn-hangzhou-k |
China (Shanghai) | cn-shanghai | Zone A, Zone B, Zone C, Zone D, Zone E, Zone F, Zone G, Zone L, Zone M, and Zone N | cn-shanghai-a, cn-shanghai-b, cn-shanghai-c, cn-shanghai-d, cn-shanghai-e, cn-shanghai-f, cn-shanghai-g, cn-shanghai-l, cn-shanghai-m, cn-shanghai-n |
China (Shenzhen) | cn-shenzhen | Zone B, Zone C, Zone D, Zone E, and Zone F | cn-shenzhen-b, cn-shenzhen-c, cn-shenzhen-d, cn-shenzhen-e, cn-shenzhen-f |
China (Heyuan) | cn-heyuan | Zone A and Zone B | cn-heyuan-a, cn-heyuan-b |
China (Guangzhou) | cn-guangzhou | Zone A and Zone B | cn-guangzhou-a, cn-guangzhou-b |
China (Beijing) | cn-beijing | Zone C, Zone D, Zone E, Zone F, Zone G, Zone H, Zone I, Zone J, Zone K, and Zone L | cn-beijing-c, cn-beijing-d, cn-beijing-e, cn-beijing-f, cn-beijing-g, cn-beijing-h, cn-beijing-i, cn-beijing-j, cn-beijing-k, cn-beijing-l |
China (Zhangjiakou) | cn-zhangjiakou | Zone A, Zone B, and Zone C | cn-zhangjiakou-a, cn-zhangjiakou-b, cn-zhangjiakou-c |
China (Hohhot) | cn-huhehaote | Zone A and Zone B | cn-huhehaote-a, cn-huhehaote-b |
China (Ulanqab) | cn-wulanchabu | Zone A, Zone B, and Zone C | cn-wulanchabu-a, cn-wulanchabu-b, cn-wulanchabu-c |
China (Chengdu) | cn-chengdu | Zone A and Zone B | cn-chengdu-a, cn-chengdu-b |
China (Hong Kong) | cn-hongkong | Zone B, Zone C, and Zone D | cn-hongkong-b, cn-hongkong-c, cn-hongkong-d |
Other countries and regions
Region | Region ID | Zone | Zone ID |
Singapore | ap-southeast-1 | Zone A, Zone B, and Zone C | ap-southeast-1a, ap-southeast-1b, ap-southeast-1c |
Malaysia (Kuala Lumpur) | ap-southeast-3 | Zone A and Zone B | ap-southeast-3a, ap-southeast-3b |
Indonesia (Jakarta) | ap-southeast-5 | Zone A, Zone B, and Zone C | ap-southeast-5a, ap-southeast-5b, ap-southeast-5c |
Philippines (Manila) | ap-southeast-6 | Zone A | ap-southeast-6a |
Thailand (Bangkok) | ap-southeast-7 | Zone A and Zone B | ap-southeast-7a, ap-southeast-7b |
Japan (Tokyo) | ap-northeast-1 | Zone A, Zone B, and Zone C | ap-northeast-1a, ap-northeast-1b, ap-northeast-1c |
South Korea (Seoul) | ap-northeast-2 | Zone A and Zone B | ap-northeast-2a, ap-northeast-2b |
US (Silicon Valley) | us-west-1 | Zone A and Zone B | us-west-1a, us-west-1b |
US (Virginia) | us-east-1 | Zone A and Zone B | us-east-1a, us-east-1b |
Germany (Frankfurt) | eu-central-1 | Zone A, Zone B, and Zone C | eu-central-1a, eu-central-1b, eu-central-1c |
UK (London) | eu-west-1 | Zone A and Zone B | eu-west-1a, eu-west-1b |
SAU (Riyadh - Partner Region) | me-central-1 | Zone A and Zone B | me-central-1a, me-central-1b |
Region-specific notes:
Philippines (Manila) has only one zone. The service-level agreement (SLA) is not guaranteed for KMS in this region.
For Thailand (Bangkok), instances purchased after July 23, 2025 support dual-zone deployment by default. Existing instances are deployed in a single zone. Submit a ticket to upgrade existing instances to dual-zone deployment. July 23, 2025
KMS hardware key management instances
Hardware key management instances are supported in a smaller set of regions than software key management instances.
Region | Region ID | Zone | Zone ID |
China (Hong Kong) | cn-hongkong | Zone B, Zone C, and Zone D | cn-hongkong-b, cn-hongkong-c, cn-hongkong-d |
Singapore | ap-southeast-1 | Zone A, Zone B, and Zone C | ap-southeast-1a, ap-southeast-1b, ap-southeast-1c |
Malaysia (Kuala Lumpur) | ap-southeast-3 | Zone A and Zone B | ap-southeast-3a, ap-southeast-3b |
SAU (Riyadh - Partner Region) | me-central-1 | Zone A and Zone B | me-central-1a, me-central-1b |