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

Dioni.Gr

MMSI 538090538

Not yet on Master's Mate

Flag

MHL

Length

179.9 m

IMO

9827310

AIS reports

Dioni.Gr, a boat flying the Marshall Islands flag, measures 179.9 metres on deck. She's on record as MMSI 538090538, IMO 9827310. Claim Dioni.Gr free on the Master's Mate Safety Initiative Network and let nearby cruisers have her back.

Free forever · No credit card

Is Dioni.Gr 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 Dioni.Gr 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 Dioni.Gr 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 Dioni.Gr and switch it all on

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Claim free → unlock everything

About Dioni.Gr

What kind of vessel is Dioni.Gr?

Dioni.Gr is a vessel flagged to Marshall Islands.

What is Dioni.Gr's MMSI?

Dioni.Gr's MMSI is 538090538. IMO 9827310.

How big is Dioni.Gr?

Dioni.Gr is about 179.9 m long.

Is Dioni.Gr on the Master's Mate Safety Initiative Network?

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