http://freebtcglcw7bnv6uw6zuf5c3nip77k3cmoxemfjmnoiqlnrjuux4rad.onion/instructions
Once imported the key you will know the wallet address, you may check it's history on the blockchain and assure that it had mentioned balance. Please rate such keys as "BAD" to help other users. Why there is a CAPTCHA for each key give away and why you must rewrite the key rather than just copy-paste First of all, this is TOR, it's almost impossible to fully block bot activity.