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

Belanak Natuna

MMSI 525008063

Not yet on Master's Mate

Flag

IDN

Length

285 m

IMO

8765216

AIS reports

An Indonesian boat, Belanak Natuna measures 285 metres. She broadcasts as MMSI 525008063, IMO 8765216. Join Belanak Natuna to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.

Free forever · No credit card

Is Belanak Natuna 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.

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Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever Belanak Natuna 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 Belanak Natuna 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 Belanak Natuna and switch it all on

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About Belanak Natuna

What kind of vessel is Belanak Natuna?

Belanak Natuna is a vessel flagged to Indonesia.

What is Belanak Natuna's MMSI?

Belanak Natuna's MMSI is 525008063. IMO 8765216.

How big is Belanak Natuna?

Belanak Natuna is about 285 m long.

Is Belanak Natuna on the Master's Mate Safety Initiative Network?

Not yet. If Belanak Natuna is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).