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.
Wing-in-ground
ULTIMO
MMSI 244670582 · Call sign PD6031
Not yet on Master's MateType
Wing-in-ground
Flag
NLDLength
79 m
Beam
10 m
Draft
0.4 m
Call sign
PD6031
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
22
Out of the Netherlands, ULTIMO is a 79-metre vessel. She carries a beam measuring 10 metres and a 0.4 m draft. Her registration reads MMSI 244670582, call sign PD6031. Join ULTIMO to the Master's Mate Safety Initiative Network — free, and built by cruisers for cruisers.
Free forever · No credit card
Is ULTIMO 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
Last known position · Jun 4, 2026
Position
52.4030° N, 9.5813° E
Wherever ULTIMO roams, 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 ULTIMO 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 ULTIMO and switch it all on
Free to join · nothing to install to start · cancel anytime
About ULTIMO
What kind of vessel is ULTIMO?
ULTIMO is a Wing-in-ground flagged to Netherlands.
Where was ULTIMO last seen?
ULTIMO was last reported in around 52°N 10°E in Jun 2026 on public AIS.
What is ULTIMO's MMSI?
ULTIMO's MMSI is 244670582. Call sign PD6031.
How big is ULTIMO?
ULTIMO is about 79 m long, 10 m on the beam, drawing 0.4 m.
Is ULTIMO on the Master's Mate Safety Initiative Network?
Not yet. If ULTIMO 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.