The requested vessel with name YU TAI NO6 and MMSI:0 and IMO:7915589 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
YU TAI NO.1 N/A 416000117 KAOHSIUNG>>=< Jan 16, 2018 12:07 UTC

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