The requested vessel with name WHITE KNIGHT and MMSI:235101072 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
WHITE KNIGHT 8687593 367631560 DUBAI Feb 22, 2018 02:56 UTC
WHITE KNIGHT N/A 338070527 May 18, 2016 18:08 UTC

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