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.
Other
SPB11
MMSI 211809940 · Call sign DG5131
Not yet on Master's MateType
Other
Flag
DEULength
13 m
Beam
4 m
Call sign
DG5131
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
26
SPB11 is a German 13-metre craft. She has a beam measuring 4 metres. On the registers she's MMSI 211809940, call sign DG5131. SPB11 can be part of the Master's Mate Safety Initiative Network at no cost — a community watch that never sleeps.
Free forever · No credit card
Is SPB11 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 9, 2026 09:33 UTC
Position
49.1614° N, 9.2118° E
Status
Under way (engine)
Speed
5.3 kn
Course
141°
ETA
04-12 06:50 UTC
Wherever SPB11 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 SPB11 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 SPB11 and switch it all on
Free to join · nothing to install to start · cancel anytime
About SPB11
What kind of vessel is SPB11?
SPB11 is a Other flagged to Germany.
Where was SPB11 last seen?
SPB11 was last reported in around 49°N 9°E in Jun 2026 on public AIS.
What is SPB11's MMSI?
SPB11's MMSI is 211809940. Call sign DG5131.
How big is SPB11?
SPB11 is about 13 m long, 4 m on the beam.
Is SPB11 on the Master's Mate Safety Initiative Network?
Not yet. If SPB11 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.