Я думаю, Вы придёте к правильному решению. Не отчаивайтесь.
IP addresses of residents from everywhere than 150 countries: IP addresses of residents of over, more in 150 countries and allows readers to target specific cities http://misojin.co/bbs/board.php?bo_table=free&wr_id=1546074 to protect against detection within countries.