not swirl, bullseye
https://viking.style/viking-symbols-and-their-meaning/
doesn't show that one tho. looks to me like the world mountain in hyperborea.
Or the Saturn sun, wheel in the sky.
I was just showing you the first search result. search more fren, when you find it please share.
https://youtube.com/watch?v=t7EAlTcZFwY&si=EnSIkaIECMiOmarE