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.
Vessel
ONDER ZEIL
last seen 53°N 6°E · Jun 2026 · MMSI 244026238
Not yet on Master's MateFirst reported
Jun 2026
Last reported
Jun 2026
AIS reports
8
ONDER ZEIL is a boat. Look for MMSI 244026238. It's free to add ONDER ZEIL to the Master's Mate Safety Initiative Network — like AAA for the ocean, run by the cruisers who use it.
Free forever · No credit card
Is ONDER ZEIL 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 15, 2026 13:05 UTC
Position
52.6580° N, 5.5970° E
Status
Under way (engine)
Speed
0.2 kn
Course
22°
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 ONDER ZEIL 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 ONDER ZEIL and switch it all on
Free to join · nothing to install to start · cancel anytime
About ONDER ZEIL
What kind of vessel is ONDER ZEIL?
ONDER ZEIL is a vessel.
Where was ONDER ZEIL last seen?
ONDER ZEIL was last reported in the North Sea in Jun 2026 on public AIS.
What is ONDER ZEIL's MMSI?
ONDER ZEIL's MMSI is 244026238.
Is ONDER ZEIL on the Master's Mate Safety Initiative Network?
Not yet. If ONDER ZEIL 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.