The requested vessel with name ALENTEJO and MMSI:0 and IMO:7017959 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
ALENTEJO 9626118 566816000 BANG SAPHAN Feb 17, 2018 11:29 UTC

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