IPv4 Subnet Calculator
Calculate subnet information including network address, broadcast address, subnet mask, and usable IP range from an IP address and CIDR notation.
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How It Works
- Enter an IP address (e.g., 192.168.1.0)
- Specify the CIDR prefix length (e.g., 24 for /24)
- Click Calculate to get complete subnet information
- View network address, broadcast address, and usable IP range
Use Cases
- Network planning and IP address allocation
- Troubleshooting network connectivity issues
- Understanding subnet boundaries
- Learning networking concepts
Frequently Asked Questions
Is this tool free to use?
Yes, completely free with no registration required. Use it as many times as you need without any limitations.
Is my data secure?
Absolutely. All processing happens in your browser. We do not store, transmit, or have access to your data.
Can I use this for commercial purposes?
Yes, you can use this tool for both personal and commercial projects without any restrictions.
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