spotting at 11 dpo! HELP!!!

So i went to the bathroom at work and realized i was spotting which is weird because 4 days before my expect period and 11 dpo. I never had a cycle with less than 11 dpo and that was only once or twice. And im only on cd 22!!!! Wtf is going ?? This cant be af right? Especially since my temps rose .2 degrees today. I'm so confused