The requested vessel with name STELLA II and MMSI:0 and IMO:5340156 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
STELLA II N/A 373653000 Dec 15, 2017 01:02 UTC
STELLA II N/A 239740200 Jul 31, 2013 12:44 UTC

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