Key Management Service (KMS) is a regional service. The supported regions and zones vary based on the instance type. This topic describes the supported regions and zones for each instance type.
KMS software key management instances
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)
ImportantThis region has only one zone. The service-level agreement (SLA) is not guaranteed for KMS in this region.
ap-southeast-6
Zone A
ap-southeast-6a
Thailand (Bangkok)
ImportantInstances purchased after July 23, 2025 support dual-zone deployment by default. Existing instances are deployed in a single zone. You can submit a ticket to upgrade the instances to dual-zone deployment.
ap-southeast-7
Zone A, 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
KMS hardware 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 |