Networks VPC Sizes

Stax Networks makes the challenging task of managing VPCs simple. It automatically allocates VPC and subnet IP ranges from a range you specify. VPCs and subnets of different sizes are supported.

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Small (/23)Medium (/22)Large (/20)Transit VPC (/22)See also

The following tables demonstrate the CIDR ranges used for VPCs and subnets of given sizes.

The examples below assume an example CIDR range of 10.30.0.0/16 has been provided for use by Stax Networks. Subnets marked as reserved are reserved by Stax for future use and should not be utilized.

Small (/23)

Subnet nameSubnet AddressDotted Decimal NetmaskCIDR Prefix Length
private-a10.30.x.0255.255.255.192/26
private-b10.30.x.64255.255.255.192/26
private-c10.30.x.128255.255.255.192/26
reserved10.30.x.192255.255.255.192/26
public-a10.30.x+1.0255.255.255.224/27
public-b10.30.x+1.32255.255.255.224/27
public-c10.30.x+1.64255.255.255.224/27
reserved10.30.x+1.96255.255.255.224/27
restricted-a10.30.x+1.128255.255.255.240/28
restricted-b10.30.x+1.144255.255.255.240/28
restricted-c10.30.x+1.160255.255.255.240/28
reserved10.30.x+1.176255.255.255.240/28
connectivity-a10.30.x+1.192255.255.255.240/28
connectivity-b10.30.x+1.208255.255.255.240/28
connectivity-c10.30.x+1.224255.255.255.240/28
reserved10.30.x+1.240255.255.255.240/28

Medium (/22)

Subnet nameSubnet AddressDotted Decimal NetmaskCIDR Prefix Length
private-a10.30.x.0255.255.255.128/25
private-b10.30.x.128255.255.255.128/25
private-c10.30.x+1.0255.255.255.128/25
reserved10.30.x+1.128255.255.255.128/25
public-a10.30.x+2.0255.255.255.192/26
public-b10.30.x+2.64255.255.255.192/26
public-c10.30.x+2.128255.255.255.192/26
reserved10.30.x+2.192255.255.255.192/26
restricted-a10.30.x+3.0255.255.255.224/27
restricted-b10.30.x+3.32255.255.255.224/27
restricted-c10.30.x+3.64255.255.255.224/27
reserved10.30.x+3.96255.255.255.224/27
connectivity-a10.30.x+3.128255.255.255.224/27
connectivity-b10.30.x+3.160255.255.255.224/27
connectivity-c10.30.x+3.192255.255.255.224/27
reserved10.30.x+3.224255.255.255.224/27

Large (/20)

Subnet nameSubnet AddressDotted Decimal NetmaskCIDR Prefix Length
private-a10.30.x.0255.255.254.0/23
private-a10.30.x+2.0255.255.254.0/23
private-a10.30.x+4.0255.255.254.0/23
reserved10.30.x+6.0255.255.254.0/23
public-a10.30.x+8.0255.255.255.0/24
public-b10.30.x+9.0255.255.255.0/24
public-c10.30.x+10.0255.255.255.0/24
reserved10.30.x+11.0255.255.255.0/24
restricted-a10.30.x+12.0255.255.255.128/25
restricted-b10.30.x+12.128255.255.255.128/25
restricted-c10.30.x+13.0255.255.255.128/25
reserved10.30.x+13.128255.255.255.128/25
connectivity-a10.30.x+14.0255.255.255.128/25
connectivity-b10.30.x+14.128255.255.255.128/25
connectivity-c10.30.x+15.0255.255.255.128/25
reserved10.30.x+15.128255.255.255.128/25

Transit VPC (/22)

Subnet nameSubnet AddressDotted Decimal NetmaskCIDR Prefix Length
private-a10.2.x.0255.255.255.192/26
private-b10.2.x.64255.255.255.192/26
private-c10.2.x.128255.255.255.192/26
reserved10.2.xx.192255.255.255.192/26
endpoint-a10.2.x+1.0255.255.255.192/26
endpoint-b10.2.x+1.64255.255.255.192/26
endpoint-c10.2.x+1.128255.255.255.192/26
reserved10.2.x+1.192255.255.255.192/26
restricted-a10.2.x+2.0255.255.255.224/27
restricted-b10.2.x+2.32255.255.255.224/27
restricted-c10.2.x+2.64255.255.255.224/27
reserved10.2.x+2.96255.255.255.224/27
connectivity-a10.2.x+2.128255.255.255.224/27
connectivity-b10.2.x+2.160255.255.255.224/27
connectivity-c10.2.x+2.192255.255.255.224/27
reserved10.2.x+2.224255.255.255.224/27
public-a10.2.x+3.0255.255.255.224/27
public-b10.2.x+3.32255.255.255.224/27
public-c10.2.x+3.64255.255.255.224/27
reserved10.2.x+4.96255.255.255.224/27
reserved10.2.0.x+4.128255.255.255.128/25

See also