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
ZEESTER
MMSI 244730978 · Call sign PG4313
Not yet on Master's MateType
Cargo
Flag
NLDLength
56 m
Beam
7 m
Draft
0.3 m
Call sign
PG4313
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
ZEESTER flies the Dutch flag — a 56-metre freighter. She has a beam of 7 m and a draft of 0.3 m. She's on record as MMSI 244730978, call sign PG4313. ZEESTER is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for commercial operators
Eyes on ZEESTER, 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
52.4053° N, 4.8321° E
Transiting the North 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 ZEESTER 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 ZEESTER and switch it all on
Free to join · nothing to install to start · cancel anytime
About ZEESTER
What kind of vessel is ZEESTER?
ZEESTER is a Cargo flagged to Netherlands.
Where was ZEESTER last seen?
ZEESTER was last reported in the North Sea in Jun 2026 on public AIS.
What is ZEESTER's MMSI?
ZEESTER's MMSI is 244730978. Call sign PG4313.
How big is ZEESTER?
ZEESTER is about 56 m long, 7 m on the beam, drawing 0.3 m.
Is ZEESTER on the Master's Mate Safety Initiative Network?
Not yet. If ZEESTER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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