The requested vessel with name KASSANDRA and MMSI:0 and IMO:6828703 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
KASSANDRA N/A 244260689 Oct 15, 2017 16:23 UTC
KASSANDRA N/A 211327600 Sep 27, 2017 08:36 UTC
KASSANDRA DELFINOUS 8881498 237001500 Nov 07, 2017 07:06 UTC

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