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
SOLD OUT
MMSI 366595880 · Call sign WCH4709
Not yet on Master's MateFlag
USACall sign
WCH4709
Official No.
IL4089HP
AIS reports
1
SOLD OUT flies the American flag — a craft. Her papers read MMSI 366595880, call sign WCH4709. It's free to add SOLD OUT to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card
Is SOLD OUT 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 SOLD OUT 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 SOLD OUT 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 SOLD OUT and switch it all on
Free to join · nothing to install to start · cancel anytime
About SOLD OUT
What kind of vessel is SOLD OUT?
SOLD OUT is a vessel flagged to United States of America.
What is SOLD OUT's MMSI?
SOLD OUT's MMSI is 366595880. Call sign WCH4709.
Is SOLD OUT on the Master's Mate Safety Initiative Network?
Not yet. If SOLD OUT is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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