It's generally discouraged and something that is listed as things not to do when you check out the Conduct Rules.
If there is a game that you would like to see on our site that is hosted elsewhere, you can share the game name and a link to it with us via the Games you would like to see thread. We keep eyes on the page looking for games that could be a good fit. Or if you wanted to link to a game already on our site or a page we host within Armor Games it's something that should be okay.
