brown discharge for 7 days then stoped ... period or pregnant?

Posted by inga

I had unprotected sex on the last day of my period(no blood) on jan. 5th ( first day was the 29th) on jan. 6th i had dark blood like my perios started again, on feb.27 i had dark brown blood/discharge wich became darker and times and lighter brown and sometimes stoped during the day, it finised on feb. 3rd is this my period or am i pregnant? I have no symptoms, no pain, no sensitivity of the breasts.