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.
Tug
HAVENDIENST 20
MMSI 244710451 · Call sign PH3986
Not yet on Master's MateType
Tug
Flag
NLDLength
18 m
Beam
5 m
Call sign
PH3986
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
HAVENDIENST 20 is a Dutch working tug — 18 metres overall. HAVENDIENST 20 has a 5-metre beam. She's on record as MMSI 244710451, call sign PH3986. Sign HAVENDIENST 20 up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
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Built for boats that work — like HAVENDIENST 20.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
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Live AIS position · Jun 9, 2026 23:43 UTC
Position
51.9162° N, 4.4830° E
Status
Moored
Speed
0.0 kn
Course
360°
Destination
ROTTERDAM
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Joining the Safety Initiative Network doesn't just put HAVENDIENST 20 on the map. It hands you the full bridge:
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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.
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About HAVENDIENST 20
What kind of vessel is HAVENDIENST 20?
HAVENDIENST 20 is a Tug flagged to Netherlands.
Where was HAVENDIENST 20 last seen?
HAVENDIENST 20 was last reported in the North Sea in Jun 2026 on public AIS.
What is HAVENDIENST 20's MMSI?
HAVENDIENST 20's MMSI is 244710451. Call sign PH3986.
How big is HAVENDIENST 20?
HAVENDIENST 20 is about 18 m long, 5 m on the beam.
Is HAVENDIENST 20 on the Master's Mate Safety Initiative Network?
Not yet. If HAVENDIENST 20 is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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