Marine AIS Data
Maritime AIS Data for vessel tracking
Your trusted source of data powering the most innovative organizations in the maritime industry.
Why choose Spire Maritime?
Most complete source of AIS data
Spire Maritime has the largest proprietary constellation and highest volume of messages tracked by satellite, Detecting over 600K vessels and 250K active vessels per day. We offer the most complete picture of AIS data on the market with data dating back to 2010.
Only constellation providing real-time AIS on the market with latency of less than 1 minute
This offers up-to-date and accurate view of the world’s shipping activities with 24/7 global coverage.
Track vessels anywhere and at any moment in time
Increase your situational awareness by accessing vessel positions worldwide or in areas of interest.
Leverage accurate and actionable data
Make better‑informed decisions, even in highly congested traffic areas, with enhanced vessel detection.
Accessible through modern APIs
Designed by developers, for developers.
Best in class support including:
- Continuous Support (live technical and customer support, including onboarding and developer documentation)
- Accessible through Modern APIs designed by developers, for developers
- Easy integration with support from dedicated Spire engineers
- 24/7 global satellite coverage
- Wide array of digital resources
AIS Position Validation New!
Uncover suspicious vessel behavior, worldwide and in real-time
By utilizing our satellite constellation and experience with radio frequency doppler shift, Spire Maritime is the first to deliver a near real-time, global AIS message position validation service.
Our range of Maritime AIS data solutions for vessel tracking
Unrivaled ocean coverage, data quality, and developer-friendly AIS APIs with Standard AIS.
Real-time AIS data
The highest-frequency AIS data empowers you to track in real-time the world’s shipping activities.
Historical AIS data
Historical AIS vessel tracking data going back to 2011, delivered via fast APIs or one-time downloads.
AIS Position Validation
Advanced RF signal-based vessel detection & tracking to validate vessels’ positions.
Optional premium features available
Enhanced Satellite AIS
Enhanced Satellite AIS fills in the gaps in global AIS ship tracking data, especially in High Traffic Zones.
Vessel to Port ETA
Get more reliable, machine-learning powered port ETAs and route predictions for specific vessels.
Get access to worldwide port events, including terminal and anchorage events, in a convenient API.
Detailed vessel data: ownership, build, technical information, registration, capacity.
Oil and Gas
Make remote asset tracking and protection easier with our data, and significantly mitigate risk in remote regions.
Get access to accurate data to optimize short- and long-term port operations and allocate resources effectively.
Our data helps to establish and monitor fishery protection measures against overfishing or illegal fishing.
Preserve ecossystems using data by identifying breaches into protected or sensitive areas.
Search and Rescue
Maritime data empowers shore-side authorities in risk and vulnerability analysis and resource planning.
“The accuracy, the availability, and the redundancy of the data feeds we get from Spire Maritime, these elements are really critical in Starboard’s ability to provide a robust and trusted service.”
CEO, Starboard Maritime Intelligence
“What I like about working with Spire is that we get data from a lot of different sources. I can definitely recommend working with Spire for anyone who is looking for fast innovation and accurate data.”
Co-founder and Tech Lead, Dockflow
“It’s been really fantastic how flexible Spire has been, and how they have been able to work with us on an individual basis to make sure that the data fits our needs.”
Director of research and innovation, Global Fishing Watch
“Partnering with Spire was a great decision for our team, it’s given us the highest quality AIS data that we could find, which is fundamental to the platform that we’re building.”
Chief of Architecture and Strategy, 90POE
“Getting the Spire information allowed us to develop a predictive tool with a hight degree of situational awareness.”
Founder and CEO, Trabus Technologies
“The customer focus has really been what keeps us within Spire.”