Dev Tools

Punycode Converter

Convert internationalized domain names (IDN) to and from Punycode (RFC 3492). All processing happens in your browser.

Unicode (IDN)
Punycode (ACE)

How it works

Internationalized Domain Names (IDN) contain non-ASCII characters like accented letters, Chinese, Arabic, etc. Punycode encodes these labels using the bootstring algorithm (RFC 3492) so they can be represented in the DNS as ASCII strings prefixed with xn--.

Related tools

DNS LookupNetwork

Lookup DNS records for a domain.

Text to BinaryEncoding

Convert text to binary representation (8-bit per character) and back.

Base64 Encoder/DecoderEncoding

Encode and decode Base64 strings quickly.

Base32 Encoder/DecoderEncoding

Encode and decode Base32 (RFC 4648) locally in your browser.

Base58 Encoder/DecoderEncoding

Encode and decode Base58 locally in your browser.

Base85 (Ascii85) Encoder/DecoderEncoding

Encode and decode Base85 (Ascii85) text locally in your browser.