Honestly, I couldn’t get the idea of non-latin alphabet used in domain names. Especially when the standards were passed, and Registrars started offering cyrillic, arabic domain names, but web browsers still were preferring to output it as a punycode mess.
A pretty simple cyrillic domain like ‘президент.рф’ (stands for president.rf) becomes ‘xn--d1abbgf6aiiy.xn--p1ai’. Not all the browsers still keep cyrillic domains in the address bars, so you’d see some punycode mess in there.
Ugly indeed, and not really useful, so for fast domain unicode/ascii checking that all of them are properly synced, got this tiny script: