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

Dong Bo

MMSI 515705000

Not yet on Master's Mate

Flag

KHM

Length

70 m

IMO

8703713

AIS reports

Dong Bo, a vessel hailing from Cambodia, measures 70 metres on deck. On the registers she's MMSI 515705000, IMO 8703713. Dong Bo is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.

Free forever · No credit card

Is Dong Bo 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 Dong Bo roams, you're never out there alone.

Thousands of cruisers on the Master's Mate Network — ready to help the moment something goes wrong.

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The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put Dong Bo 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 Dong Bo and switch it all on

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About Dong Bo

What kind of vessel is Dong Bo?

Dong Bo is a vessel flagged to Cambodia.

What is Dong Bo's MMSI?

Dong Bo's MMSI is 515705000. IMO 8703713.

How big is Dong Bo?

Dong Bo is about 70 m long.

Is Dong Bo on the Master's Mate Safety Initiative Network?

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