Punycode-encoded Unicode characters can be rendered correctly, depending on whether the TLD in question allows them. Not all TLDs allow punycode, and even those

Punycode-encoded Unicode characters can be rendered correctly, depending on whether the TLD in question allows them. Not all TLDs allow punycode, and even those that do limit the allowed codepoints for security reasons. This should get you started: https://en.wikipedia.org/wiki/Internationalized_domain_name https://en.wikipedia.org/wiki/Internationalized_domain_name https://en.wikipedia.org/wiki/Punycode https://en.wikipedia.org/wiki/Punycode https://en.wikipedia.org/wiki/IDN_homograph_attack https://en.wikipedia.org/wiki/IDN_homograph_attack