AF or IB? Crossing my fingers

Alyssa • Ttc #1 since August 2015 // 7 IUIs = all BFN // May 18’ Fresh IVF = Chemical // June FET = 👶🏻
I used opks to track ovulation so I know AF is supposed to wait until Monday which is 4 days away yet . This afternoon I had a little bit of brown bleeding when I wipe 😁 crossing my fingers I'm not out.