Master's MateSafety Initiative Network
The Master's Mate Safety Initiative Network (MMSIn) — like AAA for the ocean, but free & community-driven. Cruisers keeping each other safe: anchor-drag & distress alerts, a verified captains directory, and a watch network that has your back.
Vessel
STEFSUN
France · last seen 41°N 2°E · Jun 2026 · MMSI 228311280
Not yet on Master's MateFlag
FRAFirst reported
Jun 2026
Last reported
Jun 2026
AIS reports
10
Registered in France, STEFSUN is a boat. She's on record as MMSI 228311280. Join STEFSUN to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
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Is STEFSUN your boat?
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
Last known position · Jun 4, 2026
Position
41.3867° N, 2.1997° E
Crossing the Western Mediterranean? You're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put STEFSUN on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim STEFSUN and switch it all on
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About STEFSUN
What kind of vessel is STEFSUN?
STEFSUN is a vessel flagged to France.
Where was STEFSUN last seen?
STEFSUN was last reported in the Western Mediterranean in Jun 2026 on public AIS.
What is STEFSUN's MMSI?
STEFSUN's MMSI is 228311280.
Is STEFSUN on the Master's Mate Safety Initiative Network?
Not yet. If STEFSUN is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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