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
GIANT SAMBU
MMSI 441181000 · Call sign DSPL3
Not yet on Master's MateType
Tanker
Flag
KORLength
113 m
Beam
18 m
Draft
7.2 m
Call sign
DSPL3
IMO
9390707
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
5
GIANT SAMBU is a tanker hailing from South Korea, 113 metres in length. She carries a beam of 18 m and a 7.2 m draft. She's on record as MMSI 441181000, call sign DSPL3, IMO 9390707. GIANT SAMBU is welcome on the Master's Mate Safety Initiative Network — free situational awareness and a watch network shared by vessels of every size.
Free forever · No credit card · for commercial operators
Eyes on GIANT SAMBU, 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 2, 2026
Position
35.2129° N, 129.3485° E
Transiting the Sea of Japan? 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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Joining the Safety Initiative Network doesn't just put GIANT SAMBU 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 GIANT SAMBU and switch it all on
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About GIANT SAMBU
What kind of vessel is GIANT SAMBU?
GIANT SAMBU is a Tanker flagged to South Korea.
Where was GIANT SAMBU last seen?
GIANT SAMBU was last reported in the Sea of Japan in Jun 2026 on public AIS.
What is GIANT SAMBU's MMSI?
GIANT SAMBU's MMSI is 441181000. Call sign DSPL3. IMO 9390707.
How big is GIANT SAMBU?
GIANT SAMBU is about 113 m long, 18 m on the beam, drawing 7.2 m.
Is GIANT SAMBU on the Master's Mate Safety Initiative Network?
Not yet. If GIANT SAMBU is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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