The requested vessel with name SEANNA and MMSI:0 and IMO:9620281 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
SEANNA 1011501 235088016 US MIA Feb 19, 2018 08:15 UTC
SEANNA N/A 338138255 Nov 17, 2017 16:46 UTC
SEANNA N/A 230070690 Aug 20, 2017 11:18 UTC
SEANNA ROSE N/A 338203271 Sep 16, 2017 19:50 UTC

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