Has an AFL game ever ended 106-43?
Exactly once. On May 19, 1906, Carlton beat Geelong 106-43, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 106-43 in league history.
That makes 106-43 the 3884th most common final score out of 6,649 that have ever occurred in AFL. One point away, 107-43 has happened never and 106-44 has happened 3 times.