The requested vessel with name HKUNITED 20 2 and MMSI:400001289 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
HKUNITED 10 N/A 477995858 X Feb 15, 2018 06:52 UTC
HKUNITED 10 N/A 400012667 Dec 28, 2017 19:46 UTC

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