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.
Dredging
SEAPIPER
MMSI 210400000 · Call sign 5BEN6
Not yet on Master's MateType
Dredging
Flag
CYPLength
147 m
Beam
36 m
Draft
6 m
Call sign
5BEN6
IMO
8766296
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
SEAPIPER flies the Cypriot flag — a 147-metre utility vessel. She's built with a beam measuring 36 metres and a 6-metre draft. Her papers read MMSI 210400000, call sign 5BEN6, IMO 8766296. Add SEAPIPER to the Master's Mate Safety Initiative Network — free to join, and the fleet keeps an eye out for each other.
Free forever · No credit card · for working boats
Built for boats that work — like SEAPIPER.
Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.
Rig her out — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 09:03 UTC
Position
51.4616° N, 3.6993° E
Status
Moored
Speed
0.0 kn
Course
167°
Destination
VLISSINGEN, NL
ETA
04-20 16:00 UTC
Working 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.
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The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put SEAPIPER 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.
Claim SEAPIPER and switch it all on
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About SEAPIPER
What kind of vessel is SEAPIPER?
SEAPIPER is a Dredging flagged to Cyprus.
Where was SEAPIPER last seen?
SEAPIPER was last reported in the North Sea in Jun 2026 on public AIS.
What is SEAPIPER's MMSI?
SEAPIPER's MMSI is 210400000. Call sign 5BEN6. IMO 8766296.
How big is SEAPIPER?
SEAPIPER is about 147 m long, 36 m on the beam, drawing 6 m.
Is SEAPIPER on the Master's Mate Safety Initiative Network?
Not yet. If SEAPIPER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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