The requested vessel with name ALETTA and MMSI:0 and IMO:5096860 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
ALETTA N/A 244660135 ROTTERDAM Dec 14, 2017 05:07 UTC
ALETTA N/A 244660314 MARKTBREIT Dec 01, 2017 03:47 UTC

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