[2] [DFN[[CODE[to.]]]]
は、
[[ccTLD]]
の1つです。

[1] [CITE[How the heck is http://to./ a valid domain name? - Server Fault]]
([TIME[2015-04-15 22:48:47 +09:00]] 版)
<http://serverfault.com/questions/90737/how-the-heck-is-http-to-a-valid-domain-name>