So Jagex have done more changes than I thought. I was on an acc a mate gave me and I was using my home ip. Because he doesn't live in my country and lives in the other side of the world, his account got locked after 3 logins (successful logins). I was literally just walking around and worldhopping until I got the "suspected stolen acc" bs. Seems like this change is there to tackle hackers (as it seems) too.
Beware, especially if you're going to buy a powerleveling service. This account didn'