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
Swiber Sapphire
MMSI 525012277
Not yet on Master's MateFlag
IDNLength
59 m
IMO
9680487
AIS reports
2
Swiber Sapphire is a boat flying the flag of Indonesia, 59 metres on deck. She broadcasts as MMSI 525012277, IMO 9680487. Swiber Sapphire is invited to the free Master's Mate Safety Initiative Network, where cruisers keep each other safe.
Free forever · No credit card
Is Swiber Sapphire 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
Wherever Swiber Sapphire 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
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put Swiber Sapphire 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 Swiber Sapphire and switch it all on
Free to join · nothing to install to start · cancel anytime
About Swiber Sapphire
What kind of vessel is Swiber Sapphire?
Swiber Sapphire is a vessel flagged to Indonesia.
What is Swiber Sapphire's MMSI?
Swiber Sapphire's MMSI is 525012277. IMO 9680487.
How big is Swiber Sapphire?
Swiber Sapphire is about 59 m long.
Is Swiber Sapphire on the Master's Mate Safety Initiative Network?
Not yet. If Swiber Sapphire is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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