The requested vessel with name DESDEMONA and MMSI:235002994 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
DESDEMONA N/A 338050378 Sep 24, 2017 21:04 UTC
DESDEMONA N/A 265597360 Aug 27, 2017 09:31 UTC

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