The requested vessel with name VESTLINER and MMSI:0 and IMO:5194131 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
VESTLINER 9649366 259292000 TROMSO Nov 21, 2017 03:47 UTC

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