Amazon VPC 생성 시 자동으로 생성되는 메인(기본) 라우팅 테이블은 뭘까?

AWSTemplateFormatVersion: '2010-09-09'
Description: VPC with 2 public and 2 private subnets using naming convention

Parameters:
  EnvName:
    Type: String
    Default: prd
  SystemName:
    Type: String
    Default: test
  VpcCidr:
    Type: String
    Default: 10.0.0.0/16
  PublicSubnet1Cidr:
    Type: String
    Default: 10.0.1.0/24
  PublicSubnet2Cidr:
    Type: String
    Default: 10.0.2.0/24
  PrivateSubnet1Cidr:
    Type: String
    Default: 10.0.11.0/24
  PrivateSubnet2Cidr:
    Type: String
    Default: 10.0.12.0/24

Resources:
  VPC:
    Type: AWS::EC2::VPC
    Properties:
      CidrBlock: !Ref VpcCidr
      EnableDnsSupport: true
      EnableDnsHostnames: true
      Tags:
        - Key: Name
          Value: !Sub "${EnvName}-${SystemName}-vpc"

  InternetGateway:
    Type: AWS::EC2::InternetGateway
    Properties:
      Tags:
        - Key: Name
          Value: !Sub "${EnvName}-${SystemName}-igw"

  AttachGateway:
    Type: AWS::EC2::VPCGatewayAttachment
    Properties:
      VpcId: !Ref VPC
      InternetGatewayId: !Ref InternetGateway

  PublicSubnet1:
    Type: AWS::EC2::Subnet
    Properties:
      VpcId: !Ref VPC
      CidrBlock: !Ref PublicSubnet1Cidr
      AvailabilityZone: !Select [ 0, !GetAZs "" ]
      MapPublicIpOnLaunch: true
      Tags:
        - Key: Name
          Value: !Sub "${EnvName}-${SystemName}-public-subnet-1"

  PublicSubnet2:
    Type: AWS::EC2::Subnet
    Properties:
      VpcId: !Ref VPC
      CidrBlock: !Ref PublicSubnet2Cidr
      AvailabilityZone: !Select [ 1, !GetAZs "" ]
      MapPublicIpOnLaunch: true
      Tags:
        - Key: Name
          Value: !Sub "${EnvName}-${SystemName}-public-subnet-2"

  PrivateSubnet1:
    Type: AWS::EC2::Subnet
    Properties:
      VpcId: !Ref VPC
      CidrBlock: !Ref PrivateSubnet1Cidr
      AvailabilityZone: !Select [ 0, !GetAZs "" ]
      Tags:
        - Key: Name
          Value: !Sub "${EnvName}-${SystemName}-private-subnet-1"

  PrivateSubnet2:
    Type: AWS::EC2::Subnet
    Properties:
      VpcId: !Ref VPC
      CidrBlock: !Ref PrivateSubnet2Cidr
      AvailabilityZone: !Select [ 1, !GetAZs "" ]
      Tags:
        - Key: Name
          Value: !Sub "${EnvName}-${SystemName}-private-subnet-2"