AWS SDK Version 3 for .NET
API Reference

AWS services or capabilities described in AWS Documentation may vary by region/location. Click Getting Started with Amazon AWS to see specific differences applicable to the China (Beijing) Region.

Creates or updates one or more records and optionally a health check based on the settings in a specified service. When you submit a RegisterInstance request, Amazon Route 53 does the following:

One RegisterInstance request must complete before you can submit another request and specify the same service ID and instance ID.

For more information, see CreateService.

When Route 53 receives a DNS query for the specified DNS name, it returns the applicable value:

For the current limit on the number of instances that you can register using the same namespace and using the same service, see Limits on Auto Naming in the Route 53 Developer Guide.


For .NET Core and PCL this operation is only available in asynchronous form. Please refer to RegisterInstanceAsync.

Namespace: Amazon.ServiceDiscovery
Assembly: AWSSDK.ServiceDiscovery.dll
Version: 3.x.y.z


public abstract RegisterInstanceResponse RegisterInstance(
         RegisterInstanceRequest request
Type: Amazon.ServiceDiscovery.Model.RegisterInstanceRequest

Container for the necessary parameters to execute the RegisterInstance service method.

Return Value
The response from the RegisterInstance service method, as returned by ServiceDiscovery.


DuplicateRequestException The operation is already in progress.
InvalidInputException One or more specified values aren't valid. For example, when you're creating a namespace, the value of Name might not be a valid DNS name.
ResourceInUseException The specified resource can't be deleted because it contains other resources. For example, you can't delete a service that contains any instances.
ResourceLimitExceededException The resource can't be created because you've reached the limit on the number of resources.
ServiceNotFoundException No service exists with the specified ID.

Version Information

.NET Framework:
Supported in: 4.5, 4.0, 3.5

Portable Class Library:
Supported in: Windows Store Apps
Supported in: Windows Phone 8.1
Supported in: Xamarin Android
Supported in: Xamarin iOS (Unified)
Supported in: Xamarin.Forms

See Also