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.

Recreational

Blank Check

MMSI 368092950 · Call sign WDK8317

Not yet on Master's Mate

Type

Recreational

Flag

USA

Length

22.9 m

Beam

6.3 m

Draft

3.7 m

Call sign

WDK8317

Official No.

1294403

Hull ID

JBB00023D919

AIS reports

Blank Check, a leisure boat hailing from the United States, measures 22.9 metres on deck. She carries a beam of 6.3 m and a 3.7 m draft. Her registration reads MMSI 368092950, call sign WDK8317. Put Blank Check on the Master's Mate Safety Initiative Network — free to claim, with a whole fleet watching out for her.

Free forever · No credit card · for recreational captains

Keep Blank Check looked after — even when you’re not aboard.

Anchor alarms that wake you, a live camera at the dock, and weather you can trust before every run.

Look after her — claim free →

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

Wherever Blank Check 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 recreational captains

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

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

Anchor Watch

GPS-precise drag alarms that actually wake you — and your whole crew. Sleep through the night.

Onboard Cameras

Watch your boat from anywhere — live feeds and 24h recording, straight from your gateway.

Weather & Routing

GRIB wind, swell & current on the chart. Plan passages with ETA-calibrated forecasts per leg.

Worldwide Charts

Navionics-grade vector charts, satellite & raster overlays, online or off. Your whole cruising ground.

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.

Distress Mesh

Mayday & Pan-Pan that ripple out to nearby cruisers — a watch network that has your back.

Hail Any Captain

A verified captains directory + direct hailing. Reach the boat next to you, or across the bay.

Claim Blank Check and switch it all on

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

Claim free → unlock everything

About Blank Check

What kind of vessel is Blank Check?

Blank Check is a Recreational flagged to United States of America.

What is Blank Check's MMSI?

Blank Check's MMSI is 368092950. Call sign WDK8317.

How big is Blank Check?

Blank Check is about 22.9 m long, 6.3 m on the beam, drawing 3.7 m.

Is Blank Check on the Master's Mate Safety Initiative Network?

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