Ttc our rainbow 🌈 baby

Liza • 👦🏻 5/5/16 👼 8/13/18 🌈 👶🏻 12/15/19 👧 12/4/2019 (our 🌈 baby came early) 🤰with baby number 3

So, today was supposed be day 2 of my period- no AF yet- took a test and got a bfn. Am I out?!! Should I test again tomorrow- starting to feel sad!