Punycode is an encoding defined in RFC 3492 that converts Unicode text into a limited ASCII character set, used for internationalized domain names (IDN).

What is the xn-- prefix?

The ACE (ASCII Compatible Encoding) prefix "xn--" is prepended to Punycode-encoded domain labels to distinguish them from regular ASCII domain names.

Encodeur Punycode

Encode Unicode text to Punycode (RFC 3492) with ACE prefix. Gratuit, privé et 100% côté client.

Entrée

Sortie

Local only

Historique récent

Aucun historique

Utilisation

Type or paste Unicode text into the input box.
Copy the Punycode-encoded result with xn-- prefix.

Tâches utilisant cet outil

Décoder a Punycode internationalized domain name to Unicode

Convertir an ACE-encoded domain (xn--...) back to its readable Unicode form, and encode Unicode domains for DNS lookup.

TÂCHE

Questions fréquentes

What is Punycode?: Punycode is an encoding defined in RFC 3492 that converts Unicode text into a limited ASCII character set, used for internationalized domain names (IDN).
What is the xn-- prefix?: The ACE (ASCII Compatible Encoding) prefix "xn--" is prepended to Punycode-encoded domain labels to distinguish them from regular ASCII domain names.

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