The requested vessel with name ARKLOW CASTLE and MMSI:0 and IMO:8022822 is temporary not in our database.
Perhaps you mean one of the following ships:

Vessel name IMO MMSI In range Destination Last report
ARKLOW CASTLE 9757101 250004289 DUBLIN Feb 20, 2018 08:17 UTC

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