VLSM Subnet Calculator

Dynamically calculate variable length subnets and get AI-powered configuration snippets for your network devices.

Total Calculations

Calculations performed so far

Network Requirements

Define your base network and required subnets.

Awaiting Calculation

Enter your network details and click "Calculate" to see the results.

Calculation History

Here are your previously saved calculations from Firestore.

192.168.0.0/24

9/9/2025, 1:21:12 AM

192.168.0.0/24

9/9/2025, 1:13:22 AM

192.168.0.0/24

9/9/2025, 1:05:56 AM

192.168.0.0/24

9/9/2025, 12:54:54 AM

192.168.0.0/24

9/9/2025, 12:39:06 AM

192.168.0.0/24

9/9/2025, 12:39:01 AM

192.168.0.0/24

9/9/2025, 12:38:46 AM

192.168.0.0/24

9/9/2025, 12:37:21 AM

192.168.0.0/24

9/9/2025, 12:36:16 AM

192.168.0.0/24

9/9/2025, 12:34:40 AM

192.168.0.0/24

9/9/2025, 12:28:14 AM

192.168.0.0/24

9/9/2025, 12:28:14 AM

192.168.0.0/24

9/9/2025, 12:25:14 AM

192.168.0.0/24

9/9/2025, 12:15:46 AM

192.168.0.0/24

9/9/2025, 12:15:20 AM

192.168.0.0/24

9/9/2025, 12:12:34 AM

192.172.0.0/24

9/9/2025, 12:05:43 AM

192.168.0.0/24

9/9/2025, 12:03:56 AM

192.168.0.0/24

9/8/2025, 11:59:02 PM

192.168.0.0/24

9/8/2025, 11:43:41 PM

192.168.0.0/24

9/8/2025, 11:43:23 PM

192.168.0.0/24

9/8/2025, 11:43:05 PM

192.168.0.0/24

9/8/2025, 11:33:40 PM

192.168.0.0/24

9/8/2025, 11:33:36 PM

192.168.0.0/24

9/8/2025, 11:33:31 PM

192.168.0.0/24

9/8/2025, 11:33:14 PM

192.168.0.0/24

9/8/2025, 11:28:49 PM