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IDN Converter
Convert IDN to Punycode and vice-versa. This tool runs 100% locally in your browser.
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Note: Browser-native decoding is used for basic IDN handling.
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What is IDN Converter?
Convert Internationalized Domain Names (IDN) like 'café.com' into standard Punycode (xn--caf-dma.com) suitable for DNS records.
Essential for managing domains with non-English characters.
When to Use This Tool
- 1Registering international domains
- 2Debugging SSL certificates
- 3DNS configuration
Examples
Input
münchen.de
Result
xn--mnchen-3ya.de
Frequently Asked Questions
What is Punycode?
A way to represent non-ASCII characters using only the limited ASCII character set allowed in Domain Name Systems.
Privacy & Security
Privacy is our priority. Unlike many other online tools, ToolsHub doesn't upload your data to any server. Whether you're processing sensitive text, calculating financial data, or generating passwords, everything stays in your browser.