Nikon AF DC Nikkor 135mm f/2.0D lens discontinued

As reported last week, Nikon Canada has several pages (lenses) that are down for maintenance. One of them was the Nikkor 135mm f/2.0D lens:

Today the same lens is labeled as “Discontinued” @ B&H:

Adorama has this lens as “out of stock due to a back order situation”. Amazon has only 1 left in stock.

The question is: gone forever or being replaced? This lens was introduced back in 1995.