MedNautilus Submarine System

Overview

The MedNautilus Submarine System is a submarine telecommunications cable spanning approximately 7,000 kilometers across the eastern Mediterranean. Operational since 2001, it connects five countries: Cyprus, Greece, Israel, Italy, and Turkey. This system serves as a critical link between southern Europe, the Levant, and Anatolia, facilitating data transmission and international connectivity in the region. Owned and operated by Sparkle, the international carrier division of Telecom Italia, the cable remains an important infrastructure asset for regional and global communications.

Designed to provide high-capacity connectivity, the MedNautilus Submarine System was among the earlier submarine cables in the eastern Mediterranean. It continues to play a vital role in linking major economic and technological hubs in the region. The cable’s strategic placement supports a variety of applications, including internet traffic, enterprise data exchange, and cloud services, making it an enduring component of the Mediterranean’s digital ecosystem.

Route and Landings

The MedNautilus Submarine System connects seven landing points across five countries. In Greece, the cable lands at Athens on the mainland and Chania on the island of Crete, providing connectivity to both the central and southern parts of the country. Cyprus is served by a landing at Pentaskhinos, located on the island's southern coast. In Israel, the system has two landings: Tel Aviv and Tirat Carmel, both situated on the Mediterranean coastline. Italy is connected through a landing at Catania, on the eastern shore of Sicily, a key hub for Mediterranean cable systems. Turkey’s connection is established through Istanbul, a city that bridges Europe and Asia.

The route of the MedNautilus Submarine System traverses the eastern Mediterranean, crossing seas that have historically served as conduits for trade and cultural exchange. The landing points were strategically chosen to connect major urban centers and economic regions, ensuring robust data traffic between southern Europe, the eastern Mediterranean islands, and the Levant. This routing enhances regional integration and provides critical redundancy for international telecommunications.

Ownership and History

The MedNautilus Submarine System is wholly owned and operated by Sparkle, the international wholesale and infrastructure arm of Telecom Italia. Sparkle manages an extensive portfolio of submarine and terrestrial networks, with the MedNautilus system being a key component of its Mediterranean operations. Since its commissioning in 2001, the cable has been maintained and upgraded to meet evolving technological and capacity demands.

As one of the older submarine cables in the region, MedNautilus has witnessed the expansion of the Mediterranean’s digital infrastructure over the past two decades. While newer systems such as AAE-1, 2Africa, and the planned Medusa cable have entered or will enter service, MedNautilus remains an active and reliable asset. Its early deployment established a foundation for international connectivity in the eastern Mediterranean, setting the stage for subsequent infrastructure development.

What Our Measurements Show

Our live monitoring of the MedNautilus Submarine System encompasses 169 measured corridors, providing insights into its performance and latency. The best recorded round-trip time (RTT) is 3 milliseconds, while the average RTT across all corridors is 105 milliseconds. These metrics reflect the cable’s efficiency in handling data traffic across its extensive network of landing points.

The system’s performance highlights its role in supporting low-latency communication between key Mediterranean regions. The geographic distribution of its landing points, including redundancy within Greece and Israel, contributes to its resilience and reliability. By connecting major hubs such as Athens, Istanbul, and Tel Aviv, the MedNautilus Submarine System continues to facilitate seamless communication and data exchange in the eastern Mediterranean, underscoring its importance in the region’s digital landscape.