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.
Passenger
NAUTILUS
MMSI 211493370 · Call sign DC5738
Not yet on Master's MateType
Passenger
Flag
DEULength
51 m
Beam
11 m
Draft
1.2 m
Call sign
DC5738
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
Registered in Germany, NAUTILUS is a 51-metre passenger boat. NAUTILUS has a beam measuring 11 metres and a 1.2 m draft. On the registers she's MMSI 211493370, call sign DC5738. NAUTILUS can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard NAUTILUS safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 10:56 UTC
Position
50.1088° N, 8.6824° E
Status
Moored
Speed
0.0 kn
Course
64°
Destination
FRANKFURT
Wherever NAUTILUS 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put NAUTILUS on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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 NAUTILUS and switch it all on
Free to join · nothing to install to start · cancel anytime
About NAUTILUS
What kind of vessel is NAUTILUS?
NAUTILUS is a Passenger flagged to Germany.
Where was NAUTILUS last seen?
NAUTILUS was last reported in around 50°N 9°E in Jun 2026 on public AIS.
What is NAUTILUS's MMSI?
NAUTILUS's MMSI is 211493370. Call sign DC5738.
How big is NAUTILUS?
NAUTILUS is about 51 m long, 11 m on the beam, drawing 1.2 m.
Is NAUTILUS on the Master's Mate Safety Initiative Network?
Not yet. If NAUTILUS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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