Can u get preggo from mouth nut

Haha ok so like my boy uhh nut in my mouth, we made out, and then he might’ve uhhhhhhhhh put his mouth on my hoo-ha. I know this is prob big dumb but my anxiety really stay bitching on my ass. Long story short is it even possible to get preggo from that?? I drank water after he nutted too lol if that helps my chances any. (I’m 15, periods supposed to start today but they’re hella irregular so idk lol)