Has an AFL game ever ended 58-17?
Exactly once. On May 7, 1904, Essendon beat Sydney 58-17, and no AFL game before or since has ended that way. When it happened it was a scorigami, the first 58-17 in league history.
That makes 58-17 the 3836th most common final score out of 6,607 that have ever occurred in AFL. One point away, 59-17 has happened never and 58-18 has happened 2 times.