The requested vessel with name NALCHIK and MMSI:0 and IMO:6421218 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
NALCHIK N/A 273382800 SAINT PETERSBURG Aug 22, 2017 05:54 UTC

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