Private IP Ranges Reference
NETReference for private IP address ranges (RFC 1918).
Enter a value and click Analyze
ℹ️ About Private IP Ranges Reference
Private IP Ranges Reference is a free online network tool from Tools Coaster. Reference for private IP address ranges (RFC 1918). It is handy for private, ip, ranges tasks. It runs entirely in your browser — no sign-up, no installs, and nothing you enter ever leaves your device.
📖 How to Use Private IP Ranges Reference
1
Enter the value
Add the IP, address, or network input required.
2
Run Private IP Ranges Reference
The tool computes the result instantly.
3
Read the output
Review the ranges, masks, or converted values.
4
Copy for your config
Copy the result into your network configuration.
💡 Examples
Network calculation
INPUT
Your network input→
OUTPUT
Result from Private IP Ranges Reference🚀 Pro Tips
✓Combine with other network tools for end-to-end planning.
✓Works for both IPv4 and common IPv6 scenarios where supported.
✓Double-check subnet masks — an off-by-one prefix changes host counts dramatically.
✓Keep a note of reserved ranges (private, loopback) when planning addressing.
✓Everything runs locally in your browser — your input is never uploaded to a server, so it is safe for private or sensitive data.