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Ionian

In Service

320 km · 0 Landing Points · Ready for Service: 2023

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Specifications

Length320 km
StatusIn Service
Ready for Service2023
Landing Points0
Countries0

Owners

IslaLink

Landing Points (0)

📡 Live Performance

85
measurements
2
probes
34
days monitored
104.1
ms avg RTT
0
anomalies

Monitored from 2026-03-06 through 2026-04-10 — live ICMP round-trip time measurements via RIPE Atlas probes. All values below are recomputed daily from raw probe data. ✓ No anomalies detected in the monitored period.

Measurement sources

Probe Location Samples Avg Min–Max Last seen
#55075 RIPE Atlas 65 103.4 ms 79.9–400.8 2026-04-08
#20985 RIPE Atlas 20 106.2 ms 95.9–154.6 2026-04-10

About the Ionian Cable System

Overview

The Ionian is a regional submarine cable with a total length of 320 km. It was ready for service in 2023 and connects Greece and Italy, providing a direct fiber-optic path between these two countries.

Route and Landings

Greece: Preveza

Italy: Crotone

Ownership and Operators

The Ionian is operated by IslaLink, the sole owner of this cable.

Status and Timeline

The cable was ready for service in 2023. Its status beyond this point is unknown.

Strategic Context

The Ionian connects Greece and Italy, providing a direct fiber-optic path between the two countries. This connection supports both primary data routing and redundancy for neighboring cable systems, contributing to the overall resilience of regional internet infrastructure. IslaLink, the sole owner of the Ionian, is a subsidiary of Telefónica, one of Spain's largest telecommunications companies. Greece and Italy are both key players in the Mediterranean market, serving as important hubs for regional traffic and international communications. The corridor served by the Ionian is part of the broader trans-Mediterranean network, which includes several other submarine cables connecting various countries along the coastlines.

📡 Health

Status✓ Normal
Last checked2026-05-16 02:30

Monitored using RIPE Atlas probes. Open monitoring →

📊 RTT History

Health Timeline

Mon, Apr 6
View full event log →
🔗
Hop Anomaly
18ms → 121ms (6.63×)
22:31
Fri, Apr 3
View full event log →
Crotone
Resolved
06:02
🚨
Crotone
Alert Created
84ms → 83ms
04:34
Thu, Apr 2
View full event log →
Crotone
Resolved
23:32
🚨
Crotone
Alert Created
105ms → 82ms
20:34
Crotone
RTT Spike
105ms → 323ms (3.07×)
20:01
Crotone
Resolved
05:32
🚨
Crotone
Alert Created
100ms → 83ms
02:33
Crotone
RTT Spike
100ms → 401ms (4.03×)
02:03

FAQ

What is the length of the Ionian cable?
The Ionian submarine cable is 320 km long.
Who owns the Ionian cable?
Ionian is owned by a consortium including IslaLink.
When was Ionian put into service?
The Ionian cable entered service in 2023.
Ionian
  • Length320 km
  • StatusIn Service
  • Ready for Service2023

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