MJ12bot MJ12bot is a bot devoloped by Majestic-12 Ltd. Latest MJ12bot versions:MJ12bot 1.4Latest user agents:Mozilla/5.0 (compatible; MJ12bot/v1.4.7; http://www.majestic12.co.uk/bot.php?+)Mozilla/5.0 (compatible; MJ12bot/v1.4.8; http://mj12bot.com/)Mozilla/5.0 (compatible; MJ12bot/v1.4.7; http://mj12bot.com/)