All day today (26/09/2022) there has been a station on 20M FT8 and FT4 claiming to be from a very rare island near New Zealand – ZL8 Kermadec. Turns out it has been a pirate in central Europe pirating the call. Shame as it would have been an all time new country for my DXCC count.
https://dxnews.com/forum/forum/dxing/44683-zl8ac-pirate-alert