[00:48:19] === mtgox <~mtgox@201.191.115.114> ...
[00:48:19] === mtgox: member of #bitcoin-otc
[00:48:19] === mtgox: attached to brown.freenode.net Madison, WI, US
[00:48:19] --- End of WHOIS information for mtgox.
So does my site "lives" at Colorado and I'm at Portugal. Yeah, I know... hard relationship, specially because the timezone we hardly get each other on the phone
www.bityacht.com US United States CO Colorado Denver
If it showed you that information, then mtgox wasn't authenticated to freenode, so that may not be him. If he was authenticated, he would have been hidden behind a cloak.