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.
Passenger
DE VLIETER
MMSI 244630490 · Call sign PI3570
Not yet on Master's MateType
Passenger
Flag
NLDLength
21 m
Beam
5 m
Draft
1.2 m
Call sign
PI3570
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
On the Dutch registry, DE VLIETER is a 21-metre passenger vessel. She carries a 5-metre beam and a 1.2 m draft. On AIS she shows as MMSI 244630490, call sign PI3570. Join DE VLIETER to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard DE VLIETER safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 21:09 UTC
Position
53.3376° N, 6.2959° E
Speed
0.0 kn
Course
360°
Destination
ZOUTKAMP
Sailing 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put DE VLIETER on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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.
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 DE VLIETER and switch it all on
Free to join · nothing to install to start · cancel anytime
About DE VLIETER
What kind of vessel is DE VLIETER?
DE VLIETER is a Passenger flagged to Netherlands.
Where was DE VLIETER last seen?
DE VLIETER was last reported in the North Sea in Jun 2026 on public AIS.
What is DE VLIETER's MMSI?
DE VLIETER's MMSI is 244630490. Call sign PI3570.
How big is DE VLIETER?
DE VLIETER is about 21 m long, 5 m on the beam, drawing 1.2 m.
Is DE VLIETER on the Master's Mate Safety Initiative Network?
Not yet. If DE VLIETER is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.