Udo, South Korea

Udo, South Korea is a submarine cable landing point in South Korea (coordinates 33.5053°, 126.9558°). It serves 1 submarine cable system, making it a single-cable landing in South Korea's international connectivity infrastructure.

Udo, also known as U Island and sometimes Soseom (소섬), is an island in Jeju Province, South Korea. It is 2.8 km (1.7 mi) off the coast of Jeju Island, and is the second-largest island in the province. Wikipedia

Connected submarine cables

Connectivity profile

From Udo, South Korea, international traffic can reach 1 countries through 1 cable system. Destinations include South Korea. This location depends on a single cable system — a characteristic that makes it strategically sensitive to physical disruptions.

Monitoring status

No monitoring incidents were recorded on cables serving Udo, South Korea in the past 90 days — all connected systems remained within normal latency thresholds. Our monitoring network continuously samples latency from external probes to targets reachable via these cables.

About the cables

• Jeju-Udo (2023) — Jeju-Udo is a submarine cable system operating within South Korea, with landing points at Goseong-ri, Udo. It provides dedicated submarine fiber capacity between these locations, supporting telecommunications, internet access, and enterprise connectivity. Read more →

Submarine cable data from TeleGeography. Geographic context from Wikipedia. Monitoring metrics updated continuously by GeoCables.