MMSI 368227870 · Call sign WDM6741
Not yet on Master's MateMan of Steel is an American boat. Officially she's MMSI 368227870, call sign WDM6741. Man of Steel 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 Man of Steel on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.