Where to find Servant of Allistarj
12 spawn points in Blasted Lands. Coordinates are zone map percentages (x, y).

All 12 coordinates
63.4, 40.4 · 63.4, 40.8 · 64.0, 40.4 · 64.0, 40.6 · 64.2, 34.4 · 64.2, 46.4 · 64.4, 34.6 · 64.4, 46.8 · 64.6, 46.4 · 64.6, 46.6 · 64.8, 34.4 · 64.8, 34.6
