Punycode Encoder
Convert internationalised domain names such as münchen.de to their ASCII xn-- Punycode form (RFC 3492).
Runs in your browserUnicode domain → Punycode
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Example
münchen.de
xn--mnchen-3ya.de
How to use the Punycode Encoder
- Paste or type your Unicode domain into the input area, or open a file from your device.
- Adjust the options above the editor if the tool offers any.
- Review the Punycode result, then copy it or download it as a file.
Privacy and limitations
- Your data is processed on your device and is not uploaded to any server.
- Labels are NFC-normalised and lowercased, but the full IDNA 2008 / UTS #46 validity rules are not enforced.
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