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.
Offshore Supply Vessel
Gagak
MMSI 525017034 · Call sign WZX3457
Not yet on Master's MateType
Offshore Supply Vessel
Flag
IDNLength
50 m
Beam
11.6 m
Draft
3.8 m
Call sign
WZX3457
IMO
7047485
Official No.
520767
AIS reports
2
Gagak is an Indonesian harbour workboat — 50 metres overall. Her hull carries 11.6 metres in the beam and a draft of 3.8 m. Her papers read MMSI 525017034, call sign WZX3457, IMO 7047485. Gagak belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for working boats
Built for boats that work — like Gagak.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever Gagak 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 working boats
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Gagak on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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 Gagak and switch it all on
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About Gagak
What kind of vessel is Gagak?
Gagak is a Offshore Supply Vessel flagged to Indonesia.
What is Gagak's MMSI?
Gagak's MMSI is 525017034. Call sign WZX3457. IMO 7047485.
How big is Gagak?
Gagak is about 50 m long, 11.6 m on the beam, drawing 3.8 m.
Is Gagak on the Master's Mate Safety Initiative Network?
Not yet. If Gagak is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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