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
my prerogative
MMSI 367001370 · Call sign WDC3009
Not yet on Master's MateFlag
USACall sign
WDC3009
Official No.
ms6440ke
AIS reports
1
my prerogative is an American vessel. She broadcasts as MMSI 367001370, call sign WDC3009. my prerogative is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card
Is my prerogative 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
Wherever my prerogative roams, you're never out there alone.
Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.
Free with your claim
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put my prerogative 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 my prerogative and switch it all on
Free to join · nothing to install to start · cancel anytime
About my prerogative
What kind of vessel is my prerogative?
my prerogative is a vessel flagged to United States of America.
What is my prerogative's MMSI?
my prerogative's MMSI is 367001370. Call sign WDC3009.
Is my prerogative on the Master's Mate Safety Initiative Network?
Not yet. If my prerogative is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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