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
POROS
MMSI 205567490 · Call sign OT5674
Not yet on Master's MateType
Other
Flag
BELLength
135 m
Beam
18 m
Call sign
OT5674
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
POROS, a boat listed on the Belgium registry, measures 135 metres on deck. Her hull carries a 18-metre beam. Her registration reads MMSI 205567490, call sign OT5674. POROS belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card
Is POROS 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 13:44 UTC
Position
51.9391° N, 4.1704° E
Status
Moored
Speed
0.0 kn
Course
360°
Destination
ROTTERDAM 7E PETROHA
ETA
05-31 02:09 UTC
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 POROS 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 POROS and switch it all on
Free to join · nothing to install to start · cancel anytime
About POROS
What kind of vessel is POROS?
POROS is a Other flagged to Belgium.
Where was POROS last seen?
POROS was last reported in the North Sea in Jun 2026 on public AIS.
What is POROS's MMSI?
POROS's MMSI is 205567490. Call sign OT5674.
How big is POROS?
POROS is about 135 m long, 18 m on the beam.
Is POROS on the Master's Mate Safety Initiative Network?
Not yet. If POROS 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.