Punycode to Unicode

Convert Punycode back into the original, readable Unicode characters.

Convert Punycode (ASCII) domains to Unicode format. Example: xn--mnchen-3ya.de → münchen.de

Need to encode Unicode to Punycode? Use our Unicode to Punycode converter

Real-time conversion

Auto-converting Manual mode

Punycode Domain(s)

Enter domains separated by newlines, commas, or spaces. Press Ctrl+Enter to convert.

Click the button above to convert your Punycode input

Unicode Output OK Partial Error Empty May be stale

Enter Punycode above to see the Unicode result

Output may be outdated. Click "Convert to Unicode" to update.

Conversion Statistics (current session)

Input Length

Output Length

Punycode Segments

Time (ms)

Quick Examples (click to load)

Recent Conversions

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How to Use

Step-by-step guide 3 steps

1 Enter Punycode: Paste the Punycode string (e.g., `xn--bcher-kva.com`) into the input field.
2 Convert: Click "Decode to Unicode".
3 View Unicode Domain: The output displays the original human-readable domain name containing the special characters (e.g., `bücher.com`).

FAQ

Common questions 3 questions

Why is Punycode-to-Unicode conversion useful?

It allows users to quickly see the true, human-readable form of an IDN, which is especially helpful for identifying domains that might be trying to spoof a known brand (Homograph attack prevention).

Is this the only way to decode Punycode?

Most modern web browsers automatically perform the Punycode to Unicode conversion in the address bar, but this tool is useful for manual inspection in logs or code.

Does Punycode start with a specific prefix?

Yes, all Punycode representations of IDNs are prefixed with `xn--`, which signals the browser that the following string is encoded.

Use Cases & Examples

Real-world applications 3 examples

Security Verification

Example Keyword: decode punycode to check domain
Identify potential phishing or homograph domain names that use look-alike characters.

Log Interpretation

Example Keyword: punycode string translator
Convert complex encoded domain strings in server or network logs back to readable text for analysis.

URL Formatting

Example Keyword: convert encoded domain to readable
Prepare a human-readable link for documentation or display from a raw Punycode string.