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.
Tanker
KAREN MAERSK
MMSI 220529000 · Call sign OYDB2
Not yet on Master's MateType
Tanker
Flag
DNKLength
183 m
Beam
27 m
Draft
10.3 m
Call sign
OYDB2
IMO
9423712
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
29
KAREN MAERSK, a tank ship under Danish registration, measures 183 metres on deck. She's built with 27 metres in the beam and a 10.3-metre draft. She's on record as MMSI 220529000, call sign OYDB2, IMO 9423712. Put KAREN MAERSK on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.
Free forever · No credit card · for commercial operators
Eyes on KAREN MAERSK, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 23:23 UTC
Position
36.1650° N, 3.5812° W
Status
Under way (engine)
Speed
12.5 kn
Course
80°
Destination
ES PMI
ETA
06-11 08:00 UTC
Transiting the Mediterranean? 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 KAREN MAERSK on the map. It hands you the full bridge:
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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 KAREN MAERSK and switch it all on
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About KAREN MAERSK
What kind of vessel is KAREN MAERSK?
KAREN MAERSK is a Tanker flagged to Denmark.
Where was KAREN MAERSK last seen?
KAREN MAERSK was last reported in the Mediterranean in Jun 2026 on public AIS.
What is KAREN MAERSK's MMSI?
KAREN MAERSK's MMSI is 220529000. Call sign OYDB2. IMO 9423712.
How big is KAREN MAERSK?
KAREN MAERSK is about 183 m long, 27 m on the beam, drawing 10.3 m.
Is KAREN MAERSK on the Master's Mate Safety Initiative Network?
Not yet. If KAREN MAERSK is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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