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
Loop Responder
MMSI 338575000 · Call sign WCP9610
Not yet on Master's MateType
Towing Vessel
Flag
USALength
43.9 m
Beam
15.7 m
Draft
4.6 m
Call sign
WCP9610
IMO
9065510
Official No.
986161
AIS reports
3
An American work boat, Loop Responder measures 43.9 metres. Her hull carries a 15.7-metre beam and a draft measuring 4.6 metres. Officially she's MMSI 338575000, call sign WCP9610, IMO 9065510. Sign Loop Responder up free to the Master's Mate Safety Initiative Network and join a fleet that looks after its own.
Free forever · No credit card · for working boats
Built for boats that work — like Loop Responder.
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 Loop Responder 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 Loop Responder 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 Loop Responder and switch it all on
Free to join · nothing to install to start · cancel anytime
About Loop Responder
What kind of vessel is Loop Responder?
Loop Responder is a Towing Vessel flagged to United States of America.
What is Loop Responder's MMSI?
Loop Responder's MMSI is 338575000. Call sign WCP9610. IMO 9065510.
How big is Loop Responder?
Loop Responder is about 43.9 m long, 15.7 m on the beam, drawing 4.6 m.
Is Loop Responder on the Master's Mate Safety Initiative Network?
Not yet. If Loop Responder is your boat, you can claim it free and join the Master's Mate Safety Initiative Network (MMSIn).
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