On 28 Jun 2018, at 18:30, Mark Svancarek via UA-discuss <ua-discuss@icann.org> wrote:

https://whois.icann.org/en does not successfully locate IDN domains even if the domain name is input as ALabels.


Note that some IDN TLDs are ccTLDs, and whois.icann.org only supports gTLDs. 


Rubens