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

SIGNET SPIRIT

MMSI 367504170 · Call sign WDF9343

Not yet on Master's Mate

Type

Towing Vessel

Flag

USA

Length

16.5 m

Beam

6.7 m

Draft

2.4 m

Call sign

WDF9343

Official No.

1091515

AIS reports

On the American registry, SIGNET SPIRIT is a 16.5-metre utility vessel. SIGNET SPIRIT has a beam measuring 6.7 metres and a 2.4-metre draft. On AIS she shows as MMSI 367504170, call sign WDF9343. SIGNET SPIRIT earns her keep on the water; the free Master's Mate Safety Initiative Network keeps a watching fleet and a distress mesh close at hand.

Free forever · No credit card · for working boats

Built for boats that work — like SIGNET SPIRIT.

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 SIGNET SPIRIT 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 SIGNET SPIRIT 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 SIGNET SPIRIT and switch it all on

Free to join · nothing to install to start · cancel anytime

Claim free → unlock everything

About SIGNET SPIRIT

What kind of vessel is SIGNET SPIRIT?

SIGNET SPIRIT is a Towing Vessel flagged to United States of America.

What is SIGNET SPIRIT's MMSI?

SIGNET SPIRIT's MMSI is 367504170. Call sign WDF9343.

How big is SIGNET SPIRIT?

SIGNET SPIRIT is about 16.5 m long, 6.7 m on the beam, drawing 2.4 m.

Is SIGNET SPIRIT on the Master's Mate Safety Initiative Network?

Not yet. If SIGNET SPIRIT is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).