The requested vessel with name SEAWALK and MMSI:244010983 and IMO:0 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
SEAWALKER N/A 319047200 Jan 12, 2018 12:47 UTC
SEAWALKER N/A 211404020 Oct 08, 2017 13:21 UTC

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