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.
Cargo
MAERSK SEMBAWANG
MMSI 565448000 · Call sign S6CH3
Not yet on Master's MateType
Cargo
Flag
SGPLength
318 m
Beam
40 m
Draft
10.8 m
Call sign
S6CH3
IMO
9315226
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
87
Out of Singapore, MAERSK SEMBAWANG is a 318-metre ocean freighter. She has a beam measuring 40 metres and a draft of 10.8 m. On the registers she's MMSI 565448000, call sign S6CH3, IMO 9315226. Add MAERSK SEMBAWANG to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card · for commercial operators
Eyes on MAERSK SEMBAWANG, 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
Last known position · Jun 4, 2026
Position
32.1238° N, 81.1352° W
Wherever MAERSK SEMBAWANG 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 commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put MAERSK SEMBAWANG 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 MAERSK SEMBAWANG and switch it all on
Free to join · nothing to install to start · cancel anytime
About MAERSK SEMBAWANG
What kind of vessel is MAERSK SEMBAWANG?
MAERSK SEMBAWANG is a Cargo flagged to Singapore.
Where was MAERSK SEMBAWANG last seen?
MAERSK SEMBAWANG was last reported in around 32°N 81°W in Jun 2026 on public AIS.
What is MAERSK SEMBAWANG's MMSI?
MAERSK SEMBAWANG's MMSI is 565448000. Call sign S6CH3. IMO 9315226.
How big is MAERSK SEMBAWANG?
MAERSK SEMBAWANG is about 318 m long, 40 m on the beam, drawing 10.8 m.
Is MAERSK SEMBAWANG on the Master's Mate Safety Initiative Network?
Not yet. If MAERSK SEMBAWANG is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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