DHSotM database

I many have simply missed the announcement and I can’t come up with the proper search terms now, but:

What’s the story with the Dream Host Site of the Month database?

Not long ago it seemed to have purged all of the non-DHSotM winners from the database that were more than about two years old.

I figured it was a temporary issue, but they’re still gone. I’m just curious on what the story is.