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.
Tanker
DF MYSTRAS
MMSI 636021311 · Call sign 5LDI4
Not yet on Master's MateType
Tanker
Flag
LBRLength
250 m
Beam
44 m
Draft
8.5 m
Call sign
5LDI4
IMO
9941702
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
53
DF MYSTRAS flies the Liberian flag — a 250-metre tank vessel. She has a beam of 44 m and a draft measuring 8.5 metres. She broadcasts as MMSI 636021311, call sign 5LDI4, IMO 9941702. DF MYSTRAS belongs on the Master's Mate Safety Initiative Network, a free safety net shared by boats the world over.
Free forever · No credit card · for commercial operators
Eyes on DF MYSTRAS, around the clock.
Real-time AIS, full systems telemetry, distress alerting and worldwide charts — your hull on one dashboard, from anywhere.
Put her on the dashboard — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Last known position · Jun 4, 2026
Position
50.5205° N, 0.2793° E
Transiting the English Channel? 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 DF MYSTRAS on the map. It hands you the full bridge:
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
Worldwide Charts
Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.
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.
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 DF MYSTRAS and switch it all on
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About DF MYSTRAS
What kind of vessel is DF MYSTRAS?
DF MYSTRAS is a Tanker flagged to Liberia.
Where was DF MYSTRAS last seen?
DF MYSTRAS was last reported in the English Channel in Jun 2026 on public AIS.
What is DF MYSTRAS's MMSI?
DF MYSTRAS's MMSI is 636021311. Call sign 5LDI4. IMO 9941702.
How big is DF MYSTRAS?
DF MYSTRAS is about 250 m long, 44 m on the beam, drawing 8.5 m.
Is DF MYSTRAS on the Master's Mate Safety Initiative Network?
Not yet. If DF MYSTRAS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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