Is he cheating on me?

I WENT TO MY BOYFRIEND MSPACE PAGE ONE DAY AND i WENT THIS MESSEGES It Said I'LL BE YOUR MAN SHAWTY WHEN I CLICKED ON IT.... IT SAID I'M A BLOOD AND HE PUT WHERE HE STAY AND HE GAVE her HIS FONE NUMBA AND **** SOO WHEN I CALLED HIM aND ASKED HM ABOU THE it he gon START SMILIN I KNO HE WAS DOIN DIS CUZ I KNO WHEN HE B SMILIN SO ANY WAY HE ACTIN STUPID LIKE HE DNT KNO WHat I'M TLKIN BOUT SOOO HE GON TELL ME DAT IT WASN'T IM WHO WROTE IT IT WAS ONE OF HIS HOMEBOYS...... I ASKED HIM WHO AND HE DIDN'T GIVE ME AN ANSWER SO I TODE HIM TO PROMISE ME HE DIDN'T WRITE IT HE WOULDN'T DO IT SO I BELIEVE HE LIED TO ME SOOO DEN HE GON TELL ME TO HOLD ON SOMEBODY WAS CALLIN HIM SO HE TOKE TO LONG TO CLICK BAC OVA SO I JUSS HUNG UP DA FONE