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.
Law Enforcement
P63
MMSI 244004346 · Call sign PA3923
Not yet on Master's MateType
Law Enforcement
Flag
NLDLength
21 m
Beam
6 m
Call sign
PA3923
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
On the Dutch registry, P63 is a 21-metre vessel. Below, she has a beam measuring 6 metres. Officially she's MMSI 244004346, call sign PA3923. The Master's Mate Safety Initiative Network welcomes P63 — free to join, cruiser-run, and always on watch.
Free forever · No credit card
Is P63 your boat?
Your free claim unlocks the most powerful cruising platform ever built — anchor watch, worldwide charts, live AIS, weather routing, and a network of cruisers watching each other’s backs.
Claim this boat — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 08:44 UTC
Position
51.9865° N, 5.0628° E
Status
Moored
Speed
0.0 kn
Course
91°
Destination
SURVEILLANCE
Crossing 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put P63 on the map. It hands you the full bridge:
Anchor Watch
GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
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.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim P63 and switch it all on
Free to join · nothing to install to start · cancel anytime
About P63
What kind of vessel is P63?
P63 is a Law Enforcement flagged to Netherlands.
Where was P63 last seen?
P63 was last reported in the North Sea in Jun 2026 on public AIS.
What is P63's MMSI?
P63's MMSI is 244004346. Call sign PA3923.
How big is P63?
P63 is about 21 m long, 6 m on the beam.
Is P63 on the Master's Mate Safety Initiative Network?
Not yet. If P63 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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