With over 23.7 billion records, this website allows you to search for pretty much anything : URLs, IP addresses, emails, bitcoin addresses, etc, and will give you some waypoints & probably even lead you to some database dumps where you can find the target's password and do some blackmail on him. It's free to use but it is a bit limited.
The pro subscription is quite expensive (min 1.000$ / year but it gives you full access to everything)
You can find some interesting stuff such as this
With over 23.7 billion records, this website allows you to search for pretty much anything : URLs, IP addresses, emails, bitcoin addresses, etc, and will give you some waypoints & probably even lead you to some database dumps where you can find the target's password and do some blackmail on him. It's free to use but it is a bit limited.
The pro subscription is quite expensive (min 1.000$ / year but it gives you full access to everything)
You can find some interesting stuff such as this