Punycode Domain Encode / Decode

Encode internationalized domain names (IDN) to Punycode and back.

Web Encoding
Input
0 chars
Output
0 chars

About This Tool

Punycode is an encoding syntax used to represent Unicode domain names with ASCII-compatible encoding (ACE). Internationalized domain names (IDN) like münchen.de are converted to xn--mnchen-3ya.de for DNS compatibility.

🔒100% Local
✨Free to Use
⚡Lightning Fast
🚀No Login Required

Frequently Asked Questions

What is Base64 encoding?

Base64 is a binary-to-text encoding scheme that converts binary data into printable ASCII characters. It is commonly used to encode data in HTTP requests, email attachments, and data URLs.

What is URL encoding?

URL encoding (percent-encoding) converts special characters in a URL into a format that can be safely transmitted over the internet. For example, spaces become %20 and ampersands become %26.

Is this encoding tool secure?

All encoding and decoding happens entirely in your browser. No data is transmitted to any server, ensuring complete privacy for sensitive content.