Punycode Converter
// Encode and decode internationalized domain names
#About Punycode Converter
Free online Punycode encoder and decoder. Convert internationalized domain names (IDN) to ASCII-compatible Punycode encoding and back. This tool runs entirely in your browser — your data is never sent to a server. Just paste your input, get instant results, and copy with one click. No sign-up or installation required.
#FAQ
What is Punycode? ▾
Punycode is an encoding used to represent internationalized domain names (IDN) using only ASCII characters. For example, "munchen.de" with an umlaut becomes "xn--mnchen-3ya.de".
When is Punycode used? ▾
Punycode is used by DNS and browsers to handle domain names containing non-ASCII characters such as accented letters, Chinese characters, or emoji.
</> Embed this tool ▾
Copy this code to embed the tool on your website. Adjust the height to fit your layout.
<iframe src="https://www.browserutils.dev/embed/punycode-converter" width="100%" height="500" frameborder="0" title="Punycode Converter"></iframe>