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.
Passenger (Inspected)
Utwist
MMSI 368197620 · Call sign WDM3483
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
9.1 m
Beam
3.1 m
Draft
1.7 m
Call sign
WDM3483
Official No.
1313388
AIS reports
1
Out of the United States, Utwist is a 9.1-metre passenger craft. Below, she has a 3.1-metre beam and a draft measuring 1.7 metres. On AIS she appears as MMSI 368197620, call sign WDM3483. Sign Utwist up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard Utwist safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Utwist 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 · for passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Utwist on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim Utwist and switch it all on
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About Utwist
What kind of vessel is Utwist?
Utwist is a Passenger (Inspected) flagged to United States of America.
What is Utwist's MMSI?
Utwist's MMSI is 368197620. Call sign WDM3483.
How big is Utwist?
Utwist is about 9.1 m long, 3.1 m on the beam, drawing 1.7 m.
Is Utwist on the Master's Mate Safety Initiative Network?
Not yet. If Utwist is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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