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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.
Towing Vessel

Nancy S

MMSI 366988210 · Call sign WDC2118

Not yet on Master's Mate
Type
Towing Vessel
Flag
USAUSA
Length
15.1 m
Beam
5.9 m
Draft
1.7 m
Call sign
WDC2118
Official No.
599016
AIS reports
1

Nancy S flies the American flag — a 15.1-metre working craft. She has a 5.9-metre beam and a draft of 1.7 m. On AIS she shows as MMSI 366988210, call sign WDC2118. Give Nancy S the backing of the Master's Mate Safety Initiative Network — free, and a fleet that has her back.

Free forever · No credit card · for working boats

Built for boats that work — like Nancy S.

Engine & systems telemetry, live AIS, weather and distress alerting for the vessels that earn their keep.

Rig her out — free →

Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers

Wherever Nancy S 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 working boats

The most powerful cruising platform ever built — yours, free.

Joining the Safety Initiative Network doesn't just put Nancy S on the map. It hands you the full bridge:

Systems Monitoring
Batteries, bilge, tanks, Victron & NMEA 2000 telemetry — your whole boat on one dashboard.
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.
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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 Nancy S and switch it all on
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Claim free → unlock everything

About Nancy S

What kind of vessel is Nancy S?
Nancy S is a Towing Vessel flagged to United States of America.
What is Nancy S's MMSI?
Nancy S's MMSI is 366988210. Call sign WDC2118.
How big is Nancy S?
Nancy S is about 15.1 m long, 5.9 m on the beam, drawing 1.7 m.
Is Nancy S on the Master's Mate Safety Initiative Network?
Not yet. If Nancy S is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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