Your stats don't determine if you can hit withouy pots or not. It depends on your static bonus from equips, bfa and castle
Is it 10 seconds early? Or 50 seconds late? You'll never know, skippy. You'll never know. P.S. - ATA servers lag from time to time.
The "preemptive" hits are simply your Regen timer countdown progressively lagging behind the actual Regen. The longer you keep KaW up on a pc, the more off it gets. Refresh the page to reset it to the correct time
What is the exact formula to calculate max plunder from allies, I've heard 5500*(all stats). Is this correct?
You can if it's your first two silences. After your third silence, you will be unable to use any form of communication in the game, except forums. However, posting in forums in order to bypass an in-game silence is technically against the ToU, so be careful.