It was destroyed by Thrawn, along with most of the force, in 27 BBY.
In the fourth scene of chapter 16 (page 270 of the hardcover edition) of Outbound Flight, Siv Kav mistakenly calls the Keeper the Seeker.
In the fourth scene of chapter 16 (page 270 of the hardcover edition) of Outbound Flight, Siv Kav mistakenly calls the Keeper the Seeker.