btw nether portals link within certain distances apart from one another: https://minecraft.gamepedia.com/Tutorials/Nether_portalsread here for some more help
I've made further discoveries and found out that the problem is that I'm in a realms and that when trying to replicate the events but with a ghast, it didn't teleport through.
btw nether portals link within certain distances apart from one another: https://minecraft.gamepedia.com/Tutorials/Nether_portals
read here for some more help