Variable Length IP Subnet Mask (VLSM) Calculator

VLSM calculator is used to compute different subnet masks for the same IP network number.

VLSM calculator is used to compute different subnet masks for the same IP network number.

Code to add this calci to your website

Just copy and paste the below code to your webpage where you want to display this calculator.

Using this variable length subnet masking(VLSM), the network administrator is allowed to separate the Ip address spaces into subnets of varying sizes.