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
SIRIS
MMSI 218031050 · Call sign DD6371
Not yet on Master's MateType
Tanker
Flag
DEULength
85 m
Beam
12 m
Draft
2.4 m
Call sign
DD6371
First reported
Jun 2026
Last reported
Jun 2026
AIS reports
85
SIRIS is a tanker flying the German flag, spanning 85 metres. She has a 12-metre beam and a draft measuring 2.4 metres. She's listed under MMSI 218031050, call sign DD6371. SIRIS can join the Master's Mate Safety Initiative Network for free: think of it as a watch network that has every boat's back.
Free forever · No credit card · for commercial operators
Eyes on SIRIS, 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
Live AIS position · Jun 9, 2026 06:19 UTC
Position
51.9124° N, 4.4176° E
Status
Moored
Speed
0.0 kn
Course
360°
Destination
ROTTERDAM
ETA
05-30 19:05 UTC
Transiting 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 · for commercial operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put SIRIS 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 SIRIS and switch it all on
Free to join · nothing to install to start · cancel anytime
About SIRIS
What kind of vessel is SIRIS?
SIRIS is a Tanker flagged to Germany.
Where was SIRIS last seen?
SIRIS was last reported in the North Sea in Jun 2026 on public AIS.
What is SIRIS's MMSI?
SIRIS's MMSI is 218031050. Call sign DD6371.
How big is SIRIS?
SIRIS is about 85 m long, 12 m on the beam, drawing 2.4 m.
Is SIRIS on the Master's Mate Safety Initiative Network?
Not yet. If SIRIS is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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