IDN (Internationalized Domain Names)
IDN are a newly introduced feature which allows 
you to reserve domain names of all known 
languages. The technical process for enabling it 
could be briefly summarized as a conversion of 
all entered characters to ASCII characters thus 
allowing the existing infrastructure to operate 
with IDN. The result of such conversion is called 
PUNYCODE. We show the PUNYCODE presentation for 
your convenience so that you can verify it. Web 
sites where you can do this are (IDN specific 
knowledge is required): 

 - Wikipedia
 - http://josefsson.org/idn.php