MMSI 368118450 · Call sign WDP6981
Not yet on Master's MateRegistered in the United States, Free Range is a 16.9-metre leisure boat. She's built with a beam measuring 4.9 metres and a 4.2-metre draft. On AIS she shows as MMSI 368118450, call sign WDP6981. Claim Free Range free and let the Master's Mate Safety Initiative Network keep an eye on her, on the water or off.
Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.
Look after her — claim free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put Free Range on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.