The requested vessel with name AVENTYR and MMSI:265697150 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
AVENTYR N/A 265606640 Sep 07, 2017 12:11 UTC
AVENTYRET N/A 260770160 Jun 21, 2017 14:07 UTC

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