The requested vessel with name MRS LESLIE and MMSI:286936890 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
MRS LESLIE N/A 366936890 Jan 26, 2018 17:57 UTC
MRS LESLIE N/A 367542390 HOUSTON Mar 18, 2017 00:04 UTC

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