Dual-stack mode - Amazon Relational Database Service
Services or capabilities described in Amazon Web Services documentation might vary by Region. To see the differences applicable to the China Regions, see Getting Started with Amazon Web Services in China.

Dual-stack mode

By using dual-stack mode in RDS, resources can communicate with a DB instance over Internet Protocol version 4 (IPv4), Internet Protocol version 6 (IPv6), or both. For more information, see Dual-stack mode.

Dual-stack mode with RDS for MariaDB

Following are the supported engines and Region availability for dual-stack mode with RDS for MariaDB.

Region RDS for MariaDB 10.6 RDS for MariaDB 10.5 RDS for MariaDB 10.4 RDS for MariaDB 10.3
US East (Ohio) All versions All versions All versions All versions
US East (N. Virginia) All versions All versions All versions All versions
US West (N. California) All versions All versions All versions All versions
US West (Oregon) All versions All versions All versions All versions
Africa (Cape Town) All versions All versions All versions All versions
Asia Pacific (Hong Kong) All versions All versions All versions All versions
Asia Pacific (Hyderabad)
Asia Pacific (Jakarta) All versions All versions All versions All versions
Asia Pacific (Melbourne)
Asia Pacific (Mumbai) All versions All versions All versions All versions
Asia Pacific (Osaka) All versions All versions All versions All versions
Asia Pacific (Seoul) All versions All versions All versions All versions
Asia Pacific (Singapore) All versions All versions All versions All versions
Asia Pacific (Sydney) All versions All versions All versions All versions
Asia Pacific (Tokyo) All versions All versions All versions All versions
Canada (Central) All versions All versions All versions All versions
China (Beijing) All versions All versions All versions All versions
China (Ningxia) All versions All versions All versions All versions
Europe (Frankfurt) All versions All versions All versions All versions
Europe (Ireland) All versions All versions All versions All versions
Europe (London) All versions All versions All versions All versions
Europe (Milan) All versions All versions All versions All versions
Europe (Paris) All versions All versions All versions All versions
Europe (Spain)
Europe (Stockholm) All versions All versions All versions All versions
Europe (Zurich)
Middle East (Bahrain) All versions All versions All versions All versions
Middle East (UAE)
South America (São Paulo) All versions All versions All versions All versions
Amazon GovCloud (US-East) All versions All versions All versions All versions
Amazon GovCloud (US-West) All versions All versions All versions All versions

Dual-stack mode with RDS for MySQL

Following are the supported engines and Region availability for dual-stack mode with RDS for MySQL.

Region RDS for MySQL 8.0 RDS for MySQL 5.7 RDS for MySQL 5.6
US East (Ohio) All versions All versions All versions
US East (N. Virginia) All versions All versions All versions
US West (N. California) All versions All versions All versions
US West (Oregon) All versions All versions All versions
Africa (Cape Town) All versions All versions All versions
Asia Pacific (Hong Kong) All versions All versions All versions
Asia Pacific (Hyderabad)
Asia Pacific (Jakarta) All versions All versions All versions
Asia Pacific (Melbourne)
Asia Pacific (Mumbai) All versions All versions All versions
Asia Pacific (Osaka) All versions All versions All versions
Asia Pacific (Seoul) All versions All versions All versions
Asia Pacific (Singapore) All versions All versions All versions
Asia Pacific (Sydney) All versions All versions All versions
Asia Pacific (Tokyo) All versions All versions All versions
Canada (Central) All versions All versions All versions
China (Beijing) All versions All versions All versions
China (Ningxia) All versions All versions All versions
Europe (Frankfurt) All versions All versions All versions
Europe (Ireland) All versions All versions All versions
Europe (London) All versions All versions All versions
Europe (Milan) All versions All versions All versions
Europe (Paris) All versions All versions All versions
Europe (Spain)
Europe (Stockholm) All versions All versions All versions
Europe (Zurich)
Middle East (Bahrain) All versions All versions All versions
Middle East (UAE)
South America (São Paulo) All versions All versions All versions
Amazon GovCloud (US-East) All versions All versions All versions
Amazon GovCloud (US-West) All versions All versions All versions

Dual-stack mode with RDS for Oracle

Following are the supported engines and Region availability for dual-stack mode with RDS for Oracle.

Region RDS for Oracle 21c RDS for Oracle 19c RDS for Oracle 12c
US East (Ohio) All versions All versions All versions
US East (N. Virginia) All versions All versions All versions
US West (N. California) All versions All versions All versions
US West (Oregon) All versions All versions All versions
Africa (Cape Town) All versions All versions All versions
Asia Pacific (Hong Kong) All versions All versions All versions
Asia Pacific (Hyderabad)
Asia Pacific (Jakarta) All versions All versions All versions
Asia Pacific (Melbourne)
Asia Pacific (Mumbai) All versions All versions All versions
Asia Pacific (Osaka) All versions All versions All versions
Asia Pacific (Seoul) All versions All versions All versions
Asia Pacific (Singapore) All versions All versions All versions
Asia Pacific (Sydney) All versions All versions All versions
Asia Pacific (Tokyo) All versions All versions All versions
Canada (Central) All versions All versions All versions
China (Beijing) All versions All versions All versions
China (Ningxia) All versions All versions All versions
Europe (Frankfurt) All versions All versions All versions
Europe (Ireland) All versions All versions All versions
Europe (London) All versions All versions All versions
Europe (Milan) All versions All versions All versions
Europe (Paris) All versions All versions All versions
Europe (Spain)
Europe (Stockholm) All versions All versions All versions
Europe (Zurich)
Middle East (Bahrain) All versions All versions All versions
Middle East (UAE)
South America (São Paulo) All versions All versions All versions
Amazon GovCloud (US-East) All versions All versions All versions
Amazon GovCloud (US-West) All versions All versions All versions

Dual-stack mode with RDS for PostgreSQL

Following are the supported engines and Region availability for dual-stack mode with RDS for PostgreSQL.

Region RDS for PostgreSQL 14 RDS for PostgreSQL 13 RDS for PostgreSQL 12 RDS for PostgreSQL 11 RDS for PostgreSQL 10
US East (Ohio) All versions All versions All versions All versions All versions
US East (N. Virginia) All versions All versions All versions All versions All versions
US West (N. California) All versions All versions All versions All versions All versions
US West (Oregon) All versions All versions All versions All versions All versions
Africa (Cape Town) All versions All versions All versions All versions All versions
Asia Pacific (Hong Kong) All versions All versions All versions All versions All versions
Asia Pacific (Hyderabad)
Asia Pacific (Melbourne)
Asia Pacific (Jakarta) All versions All versions All versions All versions All versions
Asia Pacific (Mumbai) All versions All versions All versions All versions All versions
Asia Pacific (Osaka) All versions All versions All versions All versions All versions
Asia Pacific (Seoul) All versions All versions All versions All versions All versions
Asia Pacific (Singapore) All versions All versions All versions All versions All versions
Asia Pacific (Sydney) All versions All versions All versions All versions All versions
Asia Pacific (Tokyo) All versions All versions All versions All versions All versions
Canada (Central) All versions All versions All versions All versions All versions
China (Beijing) All versions All versions All versions All versions All versions
China (Ningxia) All versions All versions All versions All versions All versions
Europe (Frankfurt) All versions All versions All versions All versions All versions
Europe (Ireland) All versions All versions All versions All versions All versions
Europe (London) All versions All versions All versions All versions All versions
Europe (Milan) All versions All versions All versions All versions All versions
Europe (Paris) All versions All versions All versions All versions All versions
Europe (Spain)
Europe (Stockholm) All versions All versions All versions All versions All versions
Europe (Zurich)
Middle East (Bahrain) All versions All versions All versions All versions All versions
Middle East (UAE)
South America (São Paulo) All versions All versions All versions All versions All versions
Amazon GovCloud (US-East) All versions All versions All versions All versions All versions
Amazon GovCloud (US-West) All versions All versions All versions All versions All versions

Dual-stack mode with RDS for SQL Server

Following are the supported engines and Region availability for dual-stack mode with RDS for SQL Server.

Region RDS for SQL Server 2019 RDS for SQL Server 2017 RDS for SQL Server 2016 RDS for SQL Server 2014
US East (Ohio) All versions All versions All versions
US East (N. Virginia) All versions All versions All versions
US West (N. California) All versions All versions All versions
US West (Oregon) All versions All versions All versions
Africa (Cape Town) All versions All versions All versions
Asia Pacific (Hong Kong) All versions All versions All versions
Asia Pacific (Hyderabad)
Asia Pacific (Jakarta) All versions All versions All versions
Asia Pacific (Melbourne)
Asia Pacific (Mumbai) All versions All versions All versions
Asia Pacific (Osaka) All versions All versions All versions
Asia Pacific (Seoul) All versions All versions All versions
Asia Pacific (Singapore) All versions All versions All versions
Asia Pacific (Sydney) All versions All versions All versions
Asia Pacific (Tokyo) All versions All versions All versions
Canada (Central) All versions All versions All versions
China (Beijing) All versions All versions All versions
China (Ningxia) All versions All versions All versions
Europe (Frankfurt) All versions All versions All versions
Europe (Ireland) All versions All versions All versions
Europe (London) All versions All versions All versions
Europe (Milan) All versions All versions All versions
Europe (Paris) All versions All versions All versions
Europe (Spain)
Europe (Stockholm) All versions All versions All versions
Europe (Zurich)
Middle East (Bahrain) All versions All versions All versions
Middle East (UAE)
South America (São Paulo) All versions All versions All versions
Amazon GovCloud (US-East) All versions All versions All versions
Amazon GovCloud (US-West) All versions All versions All versions