The requested vessel with name NORTHERN SPIRIT and MMSI:367490930 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
NORTHERN SPIRIT N/A 235023498 Feb 10, 2018 17:09 UTC
NORTHERN SPIRIT N/A 235097857 Nov 06, 2017 15:15 UTC
NORTHERN SPIRIT N/A 316016618 Aug 14, 2017 12:51 UTC
NORTHERN SPIRIT II N/A 316031797 Aug 26, 2017 00:43 UTC

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