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
Alexander
MMSI 273336670
Not yet on Master's MateFlag
RUSLength
127 m
IMO
9541150
AIS reports
2
Alexander is a Russian craft — 127 metres overall. Her registration reads MMSI 273336670, IMO 9541150. Alexander is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
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Is Alexander 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 03:49 UTC
Position
41.2376° N, 29.1287° E
Status
Under way (engine)
Speed
6.9 kn
Course
184°
Destination
TR BDM
ETA
06-10 12:00 UTC
Crossing the Bosphorus? 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 Alexander 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 Alexander and switch it all on
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About Alexander
What kind of vessel is Alexander?
Alexander is a vessel flagged to Russia.
Where was Alexander last seen?
Alexander was last reported in the Bosphorus on public AIS.
What is Alexander's MMSI?
Alexander's MMSI is 273336670. IMO 9541150.
How big is Alexander?
Alexander is about 127 m long.
Is Alexander on the Master's Mate Safety Initiative Network?
Not yet. If Alexander is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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