# DefaultInstanceTenancy

The default tenancy of instances launched into the VPC.

- Source: [`aws-ec2/lib/vpc.ts`](https://github.com/aws/aws-cdk/blob/v2.273.0/packages/aws-cdk-lib/aws-ec2/lib/vpc.ts#L1213)
- Type last changed: v2.186.0 · 27 Mar 2025

## Members

| Member | Description |
| --- | --- |
| `DEFAULT` | Instances can be launched with any tenancy. |
| `DEDICATED` | Any instance launched into the VPC automatically has dedicated tenancy, unless you launch it with the default tenancy. |
| `HOST` | Instances must be launched on dedicated hosts. |

## Referenced by

- [`VpcProps`](/v2/docs/aws-cdk-lib.aws_ec2.VpcProps).defaultInstanceTenancy
- [`VpcV2Props`](/v2/docs/@aws-cdk_aws-ec2-alpha.VpcV2Props).defaultInstanceTenancy