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.
Passenger
PORTO
MMSI 270424000 · Call sign OL6559
Not yet on Master's MateType
Passenger
Flag
CZELength
33 m
Beam
6 m
Draft
0.9 m
Call sign
OL6559
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
PORTO is a 33-metre ferry vessel registered in Czechia. She has a beam of 6 m and a draft of 0.9 m. She broadcasts as MMSI 270424000, call sign OL6559. PORTO is welcome on the Master's Mate Safety Initiative Network — a free, community-run watch where boats look out for one another.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard PORTO safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Live AIS position · Jun 9, 2026 04:01 UTC
Position
50.0747° N, 14.4132° E
Status
Under way (engine)
Speed
0.0 kn
Course
167°
Wherever PORTO 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 · for passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put PORTO on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Live AIS & Traffic
See every vessel around you in real time. Closest-approach warnings before they matter.
Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
Weather & Routing
GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.
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.
Onboard Cameras
Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.
Hail Any Captain
A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.
Claim PORTO and switch it all on
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About PORTO
What kind of vessel is PORTO?
PORTO is a Passenger flagged to Czechia.
Where was PORTO last seen?
PORTO was last reported in around 50°N 14°E in Jun 2026 on public AIS.
What is PORTO's MMSI?
PORTO's MMSI is 270424000. Call sign OL6559.
How big is PORTO?
PORTO is about 33 m long, 6 m on the beam, drawing 0.9 m.
Is PORTO on the Master's Mate Safety Initiative Network?
Not yet. If PORTO is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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