BFN am I testing to early??

⚢💍🏳️‍🌈 Emmy & Lisa 🏳️‍🌈💍⚢

Trying via home insemination I'm 7DPO I am testing to early my cervix goes from soft and high to low and hard my boob's are killing me and my cervixal mucus is slippery and wet. (not normal for me) period is due in seven days.

Am I out this month.??