MMSI 367551810 · Call sign WDG5932
Not yet on Master's MateHei Hei is an American boat. She's on record as MMSI 367551810, call sign WDG5932. Hei Hei belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
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 Hei Hei on the map. It hands you the full bridge:
© 2026 Master’s Mate. All rights reserved.