The requested vessel with name LUOI VAY 49 and MMSI:574996849 and IMO:0 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
LUOI VAY 63TD8269USB N/A 574611079 Jan 28, 2018 18:08 UTC

Also, you may try to find the vessel in our comprehensive Vessels Database or track this ship on the map.