Pms symptoms or implantation symptoms?

Marissa

I have been having a slight slight crampy feeling and have some bloating also yesterday I had lower back pain I’m not due for my period for another 11 days I usually don’t get bloated or cramps till a day or 2 before af is due so idk would you guys say it’s pregnancy related or pms related I took a test today even though I know it is way to early it was negative I am 6 dpo