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ESAT-2

In Service

245 km · 2 Landing Points · 2 Countries · Ready for Service: 2000

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Specifications

Length245 km
StatusIn Service
Ready for Service2000
Landing Points2
Countries2

Owners

Esat BT

Landing Points (2)

Location Country Position
Sandymount, Ireland IE Ireland 53.3314°, -6.2154°
Southport, United Kingdom GB United Kingdom 53.6479°, -3.0064°

📡 Live Performance

115
measurements
2
probes
69
days monitored
39.3
ms avg RTT
0
anomalies

Monitored from 2026-03-06 through 2026-05-14 — 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
#127 RIPE Atlas 67 52.9 ms 23.5–130.8 2026-05-14
#30294 RIPE Atlas 48 20.3 ms 19.5–25.0 2026-04-09

About the ESAT-2 Cable System

Overview

ESAT-2 is a regional submarine cable connecting Ireland and the United Kingdom, with a total length of 245 km. The cable became operational in the year 2000 and is operated by Esat BT, which is the sole owner.

Route and Landings

Ireland: Sandymount

United Kingdom: Southport

Ownership and Operators

The cable is operated by Esat BT, the sole owner.

Status and Timeline

ESAT-2 became operational in 2000.

Strategic Context

The ESAT-2 submarine cable connects Ireland and the United Kingdom, providing a direct fiber-optic path between these two countries. This connection contributes to the overall mesh of redundant paths that ensure internet traffic remains uninterrupted in the region. The corridor served by ESAT-2 is part of the broader transatlantic and intra-European network infrastructure, facilitating data exchange between these key European markets.

Similarly, the United Kingdom, being one of the largest economies in Europe, relies on submarine cables like ESAT-2 to support its extensive digital infrastructure and global communications needs.

📡 Health

Status✓ Normal
RTT84.27 ms / base 49.97 ms
Last checked2026-05-14 16:30

Monitored using RIPE Atlas probes. Open monitoring →

📊 RTT History

Route: #127 → Southport Measured: 2026-05-14 16:30
84.3 ms
Min Avg Max #
7 days 26.4 64.5 95.7 8
30 days 23.5 51.5 130.8 60
60 days 23.5 52.9 130.8 67

Health Timeline

Tue, Apr 28
View full event log →
Southport
RTT Spike
54ms → 131ms (2.44×)
02:30
Mon, Apr 27
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🔗
Hop Anomaly
6ms → 60ms (9.86×)
22:30
Southport
RTT Spike
55ms → 109ms (2.00×)
18:31
🔗
Hop Anomaly
6ms → 50ms (8.10×)
18:30
Wed, Apr 22
View full event log →
🔗
Hop Anomaly
5ms → 148ms (30.21×)
09:00
Thu, Apr 16
View full event log →
🔗
Hop Anomaly
4ms → 26ms (6.54×)
02:30
Wed, Apr 15
View full event log →
🔗
Hop Anomaly
8ms → 68ms (8.58×)
17:01
Mon, Apr 13
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🔗
Hop Anomaly
10ms → 31ms (3.20×)
16:30
Fri, Mar 20
View full event log →
Southport
RTT Spike
53ms → 174ms (3.29×)
02:02

FAQ

What is the length of the ESAT-2 cable?
The ESAT-2 submarine cable is 245 km long.
Which countries does ESAT-2 connect?
ESAT-2 connects 2 countries via 2 landing points.
Who owns the ESAT-2 cable?
ESAT-2 is owned by a consortium including Esat BT.
When was ESAT-2 put into service?
The ESAT-2 cable entered service in 2000.
ESAT-2
  • Length245 km
  • StatusIn Service
  • Ready for Service2000

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