http://lvhjicvy6khva4dnpiw4a53gatztcaz32ucib6h56qe3e7opx7gsltad.onion/page.php?pageName=faq
For example, there is a very popular scam “Bitcoin Privat Key”, which even has a mistake in its name. Their site does not contain any reviews, their pages do not contain anything (they are html pages) and when you go through the payment, you just send bitcoins to another wallet.