The requested vessel with name INGMAR and MMSI:255667550 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
INGMAR OLDENDORFF 9721061 255806017 CNYZH Feb 19, 2018 22:55 UTC

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