Canadians having problems connecting

[TAKeN]

Hello, first post =P. My Canadians friends are having problems joining my server... when they look up my server on like a website, they can see it...(xfire and such as well) but when they get in game and connect they are unable too it times out after 4 tries. my friend on the other side of the coast can connect with out any problems.. it seems just people from Canada...

help?