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
SISAK
MMSI 331000056 · Call sign OXYW
Not yet on Master's MateType
Passenger
Flag
GRLLength
25 m
Beam
6 m
Call sign
OXYW
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
64
SISAK, a ferry flying the flag of Greenland, measures 25 metres on deck. She carries 6 metres in the beam. On AIS she shows as MMSI 331000056, call sign OXYW. The Master's Mate Safety Initiative Network welcomes SISAK — free to join, cruiser-run, and always on watch.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard SISAK 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 · Jun 9, 2026 03:50 UTC
Position
64.1706° N, 51.7228° W
Status
Moored
Speed
0.0 kn
Course
360°
Destination
NUUK
ETA
06-08 19:00 UTC
Wherever SISAK 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 SISAK 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 SISAK and switch it all on
Free to join · nothing to install to start · cancel anytime
About SISAK
What kind of vessel is SISAK?
SISAK is a Passenger flagged to Greenland.
Where was SISAK last seen?
SISAK was last reported in around 64°N 52°W in Jun 2026 on public AIS.
What is SISAK's MMSI?
SISAK's MMSI is 331000056. Call sign OXYW.
How big is SISAK?
SISAK is about 25 m long, 6 m on the beam.
Is SISAK on the Master's Mate Safety Initiative Network?
Not yet. If SISAK is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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