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

Mathilde Oldendorff

MMSI 636016212

Not yet on Master's Mate

Flag

LBR

Length

299 m

IMO

9678800

AIS reports

A Liberian craft, Mathilde Oldendorff measures 299 metres. On the registers she's MMSI 636016212, IMO 9678800. Claim Mathilde Oldendorff free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

Free forever · No credit card

Is Mathilde Oldendorff 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.

Claim this boat — free →

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

Wherever Mathilde Oldendorff 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 Mathilde Oldendorff 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 Mathilde Oldendorff and switch it all on

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Claim free → unlock everything

About Mathilde Oldendorff

What kind of vessel is Mathilde Oldendorff?

Mathilde Oldendorff is a vessel flagged to Liberia.

What is Mathilde Oldendorff's MMSI?

Mathilde Oldendorff's MMSI is 636016212. IMO 9678800.

How big is Mathilde Oldendorff?

Mathilde Oldendorff is about 299 m long.

Is Mathilde Oldendorff on the Master's Mate Safety Initiative Network?

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