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.
Passenger (Inspected)
RAMPART
MMSI 368183430 · Call sign WDL9921
Not yet on Master's MateType
Passenger (Inspected)
Flag
USALength
12.2 m
Beam
4.3 m
Draft
1.7 m
Call sign
WDL9921
Official No.
1311765
Hull ID
JQN00167C921
AIS reports
1
Registered in the United States, RAMPART is a 12.2-metre passenger ferry. She has 4.3 metres in the beam and a draft of 1.7 m. She's listed under MMSI 368183430, call sign WDL9921. For a boat that carries people, RAMPART can lean on the Master's Mate Safety Initiative Network — free distress alerting and a fleet that's paying attention.
Free forever · No credit card · for passenger & charter operators
Keep every soul aboard RAMPART safe.
Distress alerting, live AIS, onboard monitoring and weather routing — the safety stack for boats that carry people.
Switch on the safety stack — free →Takes 60 seconds · Your data stays yours · Built by cruisers, for cruisers
Wherever RAMPART 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 passenger & charter operators
The most powerful cruising platform ever built — yours, free.
Joining the Safety Initiative Network doesn't just put RAMPART on the map. It hands you the full bridge:
Distress Mesh
Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.
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.
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.
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 RAMPART and switch it all on
Free to join · nothing to install to start · cancel anytime
About RAMPART
What kind of vessel is RAMPART?
RAMPART is a Passenger (Inspected) flagged to United States of America.
What is RAMPART's MMSI?
RAMPART's MMSI is 368183430. Call sign WDL9921.
How big is RAMPART?
RAMPART is about 12.2 m long, 4.3 m on the beam, drawing 1.7 m.
Is RAMPART on the Master's Mate Safety Initiative Network?
Not yet. If RAMPART is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
© 2026 Master’s Mate. All rights reserved.