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Transportation

Live and historical AIS ship positions, vessel search, port calls and events worldwide.

AIS Trail API is a free Transportation API that requires apiKey authentication, is served over HTTPS and does not support CORS, so it should be called from a server.

Authentication
apiKey
HTTPS
Yes
CORS
No
Uptime (30 days)
100%

Online · 816 msTested Nov 15, 2026 · checked dailyIs it down? Status & uptime

About AIS Trail

Endpoints, parameters, fields, paging and limits of the AIS Trail REST API for historical and live AIS vessel positions and port calls, from official maritime data sources in the northern and western Baltic, the Kattegat and the Skagerrak.

Provider
AIS Trail
Website
aistrail.com ↗

Details from aistrail.com.

Key facts

  • 100% uptime (30 days)
  • HTTPS
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AIS Trail API FAQ

Who provides the AIS Trail API?

The AIS Trail API is provided by AIS Trail (aistrail.com). Endpoints, parameters, fields, paging and limits of the AIS Trail REST API for historical and live AIS vessel positions and port calls, from official maritime data sources in the northern and western Baltic, the Kattegat and the Skagerrak.

Is the AIS Trail API free?

Yes. The AIS Trail API is listed in the Transportation category of the public-apis directory, which only includes APIs that are free or have a free tier. Check its documentation for rate limits and paid plans.

Does the AIS Trail API require an API key?

Yes. The AIS Trail API uses apiKey authentication, so you need to register for credentials before making requests.

Can I call the AIS Trail API from the browser?

Not directly. The AIS Trail API does not allow CORS, so call it from a server, serverless function or proxy instead of front-end JavaScript.

Does the AIS Trail API support HTTPS?

Yes. The AIS Trail API is served over HTTPS, so it's safe to use in production.

Maintain the AIS Trail API? Add a badge

Show that AIS Trail is listed on Public APIs. The badge displays its developer rating once it has one.

AIS Trail on Public APIs

Markdown

[![AIS Trail on Public APIs](https://publicapis.lol/badge/ais-trail.svg)](https://publicapis.lol/apis/ais-trail)

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<a href="https://publicapis.lol/apis/ais-trail"><img src="https://publicapis.lol/badge/ais-trail.svg" alt="AIS Trail on Public APIs" height="20"></a>