Someone is registering on websites using my email address

I just woke up and checked my emails and I see that someone has registered my email on a site called cex.io. It‘s a Bitcoin Mining website or something. Should I get a new email adress or just change the password?

Submitted February 01, 2018 at 10:48AM by Wurstgesicht88 http://ift.tt/2DRKjUm via TikTokTikk