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IP Address Converter

IP address to decimal, hex, binary, octal and IPv4-mapped IPv6.

About IP Address Converter

Convert an IPv4 or IPv6 address to its integer, hexadecimal and binary forms (and back), get the IPv4-mapped IPv6 and 6to4 forms and the reverse DNS (PTR) name.

How to use

  1. Type an IP address, host name, domain or coordinates – or use the values filled in for you.
  2. Press Enter or the button – results appear instantly, and the page link keeps your query for sharing.
  3. Click any value to copy it; tables can be sorted and exported as CSV or JSON.

WhereNex does not store the addresses, names or positions you look up. IP locations come from our own copy of the DB-IP database (CC BY 4.0) and are approximate.

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