MMSI 368421530 · Call sign WDQ3983
Not yet on Master's MateROCK STARS flies the American flag — a boat. Her papers read MMSI 368421530, call sign WDQ3983. ROCK STARS is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Joining the Safety Initiative Network doesn't just put ROCK STARS on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.