4U1GSC UNGSC. From DXNews.com

4U1GSC is station of United Nations Global Service Center (UNGSC) in Brindisi Italy.
Station will be active in Russian DX Contest, 20 – 21 March 2021.
Recent DX Spots 4U1GSC Station is count like Italy for DXCC and WAE Awards.
QSL via 9A2AA.