# Punycode Decoder

Decode Punycode (ASCII) domain names to international domain names (IDN)

> Canonical page: https://elysiatools.com/en/tools/punycode-decoder

- **Category:** Format Conversion

- **Keywords:** punycode, decode, idn, domain, international, unicode, url

## Overview

The Punycode Decoder is a specialized utility designed to instantly convert Punycode-encoded ASCII strings into their readable Internationalized Domain Name (IDN) format, allowing you to see the original Unicode characters used in global domain registrations.

## Inputs

- **Punycode Domain** (text): Enter Punycode domain (e.g., xn--mnich-kva.com, xn--fiqs8s.cn)

## When to use

- When you encounter an 'xn--' domain string and need to identify the actual website name in its native language.
- When verifying the authenticity of internationalized URLs to ensure they match the intended brand or entity.
- When debugging DNS records or configuration files that store domain names in their encoded ASCII format.

## How it works

- Paste the Punycode string (starting with 'xn--') into the input field.
- The tool automatically processes the ASCII sequence using the standard Punycode algorithm.
- The decoded Unicode domain name is displayed immediately for your review.

## Use cases

- Translating international marketing URLs for regional analysis.
- Auditing domain portfolios to ensure correct Unicode representation.
- Resolving technical issues with IDN-based email or web server configurations.

## Frequently asked questions

### What is Punycode?

Punycode is an encoding scheme used to represent Unicode characters in the limited ASCII character set required for the Domain Name System (DNS).

### Why do some domains start with xn--?

The 'xn--' prefix indicates that the domain contains non-ASCII characters, such as accented letters or non-Latin scripts, which have been encoded for DNS compatibility.

### Is this tool safe to use for sensitive domains?

Yes, the decoding process happens locally or via a secure request without storing your input data.

### Can I decode entire URLs or just domain names?

This tool is optimized for domain names; please extract the domain portion from your URL before decoding.

### Does this tool support all international scripts?

Yes, it supports all scripts compatible with the IDNA standard, including Chinese, Arabic, Cyrillic, and accented European characters.

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## Samples

- [Web Image Processing Python Samples](https://elysiatools.com/en/samples/web-image-processing-python): Web Python image processing examples using PIL/Pillow including reading, saving, resizing, and format conversion
- [Android Image Processing Java Samples](https://elysiatools.com/en/samples/android-image-processing-java): Android Java image processing examples including reading/saving images, scaling, and format conversion
- [Android Image Processing Kotlin Samples](https://elysiatools.com/en/samples/android-image-processing-kotlin): Android Kotlin image processing examples including reading/saving images, scaling, and format conversion
- [Web Image Processing Rust Samples](https://elysiatools.com/en/samples/web-image-processing-rust): Web Rust image processing examples including image read/save, scaling, and format conversion

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