text message from this number that is apparently bestbuy.ca but if you look closer its actually bestbuy.ca.wonacontest.com says your the winner of the day and to go to the website to claim your prize within 24 hours

Got this:
Congratulations, your number made you BestBuy's winner of the day! Goto www.bestbuy.ca.wonacontest.com to claim your prize! You have 24 hours to claim.

Congratulations, your number made you BestBuy's winner of the day! Goto www.bestbuy.ca.wonacontest.com to claim your prize! You have 24 hours to claim.

I also received this message. Link redirects to ziinga, a British bidding site.