The requested vessel with name MICHALAKIS and MMSI:0 and IMO:6810586 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
MICHALAKIS 9182162 314435000 SINGAPORE Oct 22, 2017 04:14 UTC
MICHALAKIS 8610928 311143000 DAHEJ Jun 27, 2017 04:41 UTC
MICHALAKIS III 9832183 240043200 NEA STYRA/AG MARINA Oct 23, 2017 10:10 UTC

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