Yes, 11232.0 kHz is still active. Logged it last on 15 July 2022.
This is what it looks like from the ground:
Military Aeronautical Communications System (MACS) Trenton151246Z JULY 2022 11232.0 kHz USB
12:46Z CANFORCE 3840 calling TRENTON MILITARY for radio check;
TRENTON MILITARY: Nothing heard out;
12:48Z TRENTON MILITARY calling 3840 for radio check; Trenton Military loud and clear to me on that TX and antenna combination;
12:49Z TRENTON MILITARY calling CANFORCE 3840 for radio check from what appears to be a different transmitter or antenna; Trenton Military weak and barely readable on that TX and antenna combination;
12:51Z CANFORCE 3840 calling TRENTON MILITARY for radio check; Trenton responding, CF 3840 has Trenton Military very weak and broken and requesting alternate frequency;
12:53Z Trenton Military with alternate frequency; weak unreadable to my location and could not copy the frequency; nothing else heard.