A very useful website that you can use is :
You can try your email address against it and then know if your email address has been part of a data breach.
It is a website from Troy Hunt which a speaker and security professionnal. I encourage you to have a look at his website as well if you're interested in Security in general.
We're a place where coders share, stay up-to-date and grow their careers.
We strive for transparency and don't collect excess data.