Help!

I was supposed to start my period on June 28th (my cycle is 23days) I missed it (my last period was June 5th ) I was cramping a week before I was supposed to start my period it never came then I cramped the week after that still no period then last night I was intimate with my SO I went to the bathroom today and I say a little streak of pink when I whipped(tmi) we been ttc for months.now and been intimate the whole month straight for June ... so is this my period ? Or am I pregnant????