---
type: resource-type
title: TransitGatewayRoute
description: aws resource type AWS::EC2::TransitGatewayRoute
name: TransitGatewayRoute
lexicon: aws
resource_type: AWS::EC2::TransitGatewayRoute
---
`AWS::EC2::TransitGatewayRoute`, a resource type of the aws lexicon.

## Properties

- `DestinationCidrBlock` (`string`, required): The CIDR range used for destination matches. Routing decisions are based on the most specific match.
- `TransitGatewayRouteTableId` (`string`, required): The ID of transit gateway route table.
- `Blackhole` (`boolean`, optional): Indicates whether to drop traffic that matches this route.
- `TransitGatewayAttachmentId` (`string`, optional): The ID of transit gateway attachment.