VT Explorer is a system for collection, processing and displaying of real time data received by the vessels AIS transponders. The system is designed and developed by Astra Paging Ltd. The main purpose of the system is to provide real time vessel traffic data to all companies and organizations involved in maritime business.

VT Explorer users are several hundreds companies - ship owners, managers, operators, charterers, insurers etc. The system is implemented in the daily activities of many state authorities, Bulgarian Maritime Administration, Bulgarian Navy, Border Police etc.

VT Explorer was successfully tested during several international naval exercises (Breeze-2005, Breeze-2006) for observation of the safety during gunfire exercises and coordination of the joint SAR activities between the Bulgarian Navy and the Maritime Administration.

VT Explorer project has been started in the middle of 2005 and currently the system covers more than 50 ports in Mediterranean Sea,Black Sea and Azov Sea. Our team constantly provides updates of the software with new functions and more detailed electronic charts.