Mtn Offer

Hi nairalanders. I got an sms alert from mtn call center informing dat i have won 1million naird and to visit www.xtraconnectoffer.com.i immediately called 180 and was told the message is not from mtn. These guestions needs urgent response 1. Is it possible for someone to use call center number for sms alert without the network providers knowledge? 2. Wat is mtn doing to arrest the owner of thf website? 3. Why is it dat dis type of fraud alert is very comon with mtn? 4.why cant mtn sue dis people or is mtn really the frandster .5 who is fooln who?Thanks