The requested vessel with name MISAN and MMSI:0 and IMO:7421875 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
MISANA 9348936 230994000 ST.PETERSBURG Oct 21, 2017 14:11 UTC
MISANDO N/A 244740924 KWAAD MECHELEN Oct 20, 2017 05:01 UTC

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