How It Works

Decimal numbers are converted back to IPv4 addresses by extracting each octet:

octet1 = decimal ÷ 256³
octet2 = (decimal mod 256³) ÷ 256²
octet3 = (decimal mod 256²) ÷ 256
octet4 = decimal mod 256

Examples

• 3232235777 → 192.168.1.1
• 167772161 → 10.0.0.1
• 2130706433 → 127.0.0.1

Valid Range

IPv4 addresses range from 0.0.0.0 to 255.255.255.255 (0 to 4,294,967,295 in decimal).