IDN Converter
Convert internationalized domain names between their native-script form and the ASCII form carried in the DNS. Enter a domain name in any script, or in ASCII form beginning with xn--, and it is encoded or decoded as you type. It runs using the Python idna library in your web browser.
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Or an edge case
A-label
U-label
Code points
Each label is validated strictly against IDNA2008 (RFC 5891) first. If that fails,
UTS #46 mapping is applied opportunistically and any remapping is signalled above.
Labels beginning with xn-- are decoded; everything else is encoded.
Click a label to inspect its code points.
For background on how IDNs work and the measures that keep them safe, see Internationalized Domain Names.