Encoding

Punycode Encoder

Convert an internationalized domain name to its ASCII IDNA form.

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ASCII domain name output

Choose “Encode Punycode” to see the result here.

Processed in your browser. Inputs stay in this page’s memory and are not uploaded or saved.

Enter a domain name only, without a scheme, path, port, or email address. IDNA normalization can change spelling; this is not a domain lookup.

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What does this tool do?

Convert an internationalized domain name to its ASCII IDNA form. Input: Unicode domain name input. Output: ASCII domain name output (ASCII domain name).

How to use it

Enter unicode domain name input, then choose “Encode Punycode”. Review the result and use Copy to copy the displayed text. Clear removes all fields and the result.