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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

Completely Knots

MMSI 338478000 · Call sign WDK3527

Not yet on Master's Mate
Type
Towing Vessel
Flag
USAUSA
Length
32.5 m
Beam
9.8 m
Draft
3.7 m
Call sign
WDK3527
IMO
7717688
Official No.
592063
AIS reports
3

Completely Knots, an utility boat under the American flag, measures 32.5 metres on deck. She carries a 9.8-metre beam and a 3.7-metre draft. Her papers read MMSI 338478000, call sign WDK3527, IMO 7717688. The Master's Mate Safety Initiative Network welcomes Completely Knots — free to join, cruiser-run, and always on watch.

Free forever · No credit card · for working boats

Built for boats that work — like Completely Knots.

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 Completely Knots 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 Completely Knots 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 Completely Knots and switch it all on
Free to join · nothing to install to start · cancel anytime
Claim free → unlock everything

About Completely Knots

What kind of vessel is Completely Knots?
Completely Knots is a Towing Vessel flagged to United States of America.
What is Completely Knots's MMSI?
Completely Knots's MMSI is 338478000. Call sign WDK3527. IMO 7717688.
How big is Completely Knots?
Completely Knots is about 32.5 m long, 9.8 m on the beam, drawing 3.7 m.
Is Completely Knots on the Master's Mate Safety Initiative Network?
Not yet. If Completely Knots is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).

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