The requested vessel with name PACIFIC LEADER and MMSI:0 and IMO:7370313 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
PACIFIC LEADER 9648362 564871000 IJMUIDEN Dec 14, 2017 04:49 UTC

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