name : get-api-mapping.rst **To get information about an API mapping for a custom domain name** The following ``get-api-mapping`` example displays infomation about an API mapping for the ``api.example.com`` custom domain name. :: aws apigatewayv2 get-api-mapping \ --api-mapping-id a1b2c3 \ --domain-name api.example.com Output:: { "ApiId": "a1b2c3d4", "ApiMappingId": "a1b2c3d5", "ApiMappingKey": "myTestApi" "Stage": "test" } For more information, see `Setting up a regional custom domain name in API Gateway <https://docs.aws.amazon.com/apigateway/latest/developerguide/apigateway-regional-api-custom-domain-create.html>`__ in the *Amazon API Gateway Developer Guide*.