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
WAN HAI 521
Cargo · last seen 22°N 114°E · Jun 2026 · MMSI 563123500 · Call sign 9V3760
Not yet on Master's MateType
Cargo
Length
269 m
Beam
32 m
Draft
11.8 m
Call sign
9V3760
IMO
9400186
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
10
WAN HAI 521 is a 269-metre merchant ship. Below, she has 32 metres in the beam and a draft measuring 11.8 metres. Find her under MMSI 563123500, call sign 9V3760, IMO 9400186. Big or small, every hull benefits from the free Master's Mate Safety Initiative Network — WAN HAI 521 included.
Free forever · No credit card · for commercial operators
Eyes on WAN HAI 521, 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 15, 2026 18:27 UTC
Position
22.3483° N, 114.0323° E
Status
Under way (engine)
Speed
14.5 kn
Course
71°
Destination
CN SKU>SG SIN
ETA
06-20 06:00 UTC
Transiting the South China Sea? 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 WAN HAI 521 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 WAN HAI 521 and switch it all on
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About WAN HAI 521
What kind of vessel is WAN HAI 521?
WAN HAI 521 is a Cargo.
Where was WAN HAI 521 last seen?
WAN HAI 521 was last reported in the South China Sea in Jun 2026 on public AIS.
What is WAN HAI 521's MMSI?
WAN HAI 521's MMSI is 563123500. Call sign 9V3760. IMO 9400186.
How big is WAN HAI 521?
WAN HAI 521 is about 269 m long, 32 m on the beam, drawing 11.8 m.
Is WAN HAI 521 on the Master's Mate Safety Initiative Network?
Not yet. If WAN HAI 521 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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