IPv4 to Integer Converter – Convert IP Address to Decimal Number
IP Converter is a free online utility that transforms any valid IPv4 address into its corresponding 32-bit unsigned integer, and vice versa. This tool is essential for developers, database administrators, and network engineers who need to optimize storage space, perform IP range queries, or handle low-level network operations. The conversion formula is based on the standard big-endian representation where each octet represents 8 bits (e.g., 192.168.1.1 = 11000000101010000000000100000001 binary = 3232235521 decimal).
Use Cases
- Database optimization: store IPs as integers (4 bytes) instead of strings (15+ bytes)
- Fast IP range lookups: WHERE ip_int BETWEEN start AND end
- Network programming and binary analysis
- Migrating legacy systems using INET_ATON / INET_NTOA
How to Use
- Enter a valid IPv4 address (e.g., 192.168.0.1) in the IP field
- The integer equivalent will automatically appear
- Enter an integer (0-4294967295) to reverse the conversion
- Click copy icons to copy results to clipboard
- Use Swap to exchange values
Frequently Asked Questions
Q: What is the valid integer range for IPv4 conversion?
A: From 0 (0.0.0.0) to 4294967295 (255.255.255.255).
Q: Does this tool support IPv6?
A: Not currently, because IPv6 requires 128-bit integers exceeding JavaScript's safe integer limit. Consider using BigInt or specialized libraries for IPv6.
Q: How do I use this conversion in MySQL?
A: MySQL provides built-in functions: INET_ATON('192.168.1.1') → 3232235521, and INET_NTOA(3232235521) → '192.168.1.1'.
Q: Is my data secure?
A: Yes, the conversion is performed entirely in your browser using JavaScript. No IP or integer data is sent to any external server.
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