Help a girl out

Vi

Hello I’m just having some concerned about something that is going on with me. So me and my husband have been trying for 4months now and this months stared yesterday, I am 6DPO I had some really bad cramps both yesterday and today buh I had no spotting or bleeding. I have always had a regular period and I always get cramps when I get my period first time this happens. iDk what’s going on. What can be happening ?