Rated 4 out of 5 stars
Cool! Nearly what I was searching for. Some extension broke my browser.fixup.alternate.suffix. It's enabled but does not work.
Is this supposed to enables to list suffixes by priority ( eg.: first try .com, then .net, then .org) like Opera does? If so, it does not work. It only takes the first option.
I wish I could set priorities for [Enter]...