WotLK my account is hacked

Hello warmane.I create this account to tell you i m here from 2015 i join in to this game.My name is rengarboy account name i play on the same IP Address. I never give my infortmation to anyone and tonight i get kicked from game 2 times and i go to your site and i try to login and they said i need code but i never put code here so i go and i chek my email address and you write me Dear Rengarboy,

We've received a request to change the email on your account.
The following IP Address is making the request: 37.220.71.186
that ip is not my ip you can chek that my email is [email protected] and someone change my email to this email [email protected]. i can login to my acc in wow i can play but i cant vote poits on site and i dont want to play bcs if i play more if i geared more my char 1 day maybe in 1 week or idk he will change password and i will be done si pls help me again my email is [email protected] and my user and pw is rengarbot and cilpacar12345 1st is user 2d is pas pls guys help me im here with you 1 year and 6 month i think pls help me