The requested vessel with name CRUZ DEL SUR and MMSI:0 and IMO:5109784 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
CRUZ DEL SUR N/A 224344340 Feb 21, 2018 09:09 UTC
CRUZ DEL SUR N/A 224168390 Feb 18, 2018 14:21 UTC
CRUZ DEL SUR 7212470 701006116 SAN NICOLAS Feb 17, 2018 08:27 UTC
CRUZ DEL SUR N/A 338130425 Sep 23, 2017 06:47 UTC
CRUZ DEL SUR II 9399428 725000574 PARGUA CHACAO PARGUA Jun 18, 2016 00:44 UTC

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