Spawn render has not landed yet. It pushes out from the survival host the same way the tablist does.
center 4×4 regions
Spawn map
The world is six-plus years old and it does not reset. The seed is not public. This is a top-down of the 4×4 region files around 0,0 — spawn, not the whole map, not a dynmap of your base. Drag to pan, scroll or pinch to zoom.