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
ALSTER
Passenger · last seen Jun 2026 · MMSI 211818140 · Call sign DD8829
Not yet on Master's MateType
Passenger
Length
30 m
Beam
10 m
Draft
1.6 m
Call sign
DD8829
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
6
ALSTER is a 30-metre passenger boat. She's built with a 10 m beam and a 1.6 m draft. Her papers read MMSI 211818140, call sign DD8829. Sign ALSTER 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 ALSTER 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
Live AIS position · Jan 1, 1970 00:00 UTC
Position
0.0000° N, 0.0000° E
Status
Under way (engine)
Destination
NOK
ETA
09-11 10:30 UTC
Wherever ALSTER 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 ALSTER 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 ALSTER and switch it all on
Free to join · nothing to install to start · cancel anytime
About ALSTER
What kind of vessel is ALSTER?
ALSTER is a Passenger.
What is ALSTER's MMSI?
ALSTER's MMSI is 211818140. Call sign DD8829.
How big is ALSTER?
ALSTER is about 30 m long, 10 m on the beam, drawing 1.6 m.
Is ALSTER on the Master's Mate Safety Initiative Network?
Not yet. If ALSTER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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