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SEAX-1

In Service

250 km · 3 Landing Points · 3 Countries · Ready for Service: 2018

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Specifications

Length250 km
StatusIn Service
Ready for Service2018
Landing Points3
Countries3

Owners

SEAX

Landing Points (3)

Location Country Position
Batam, Indonesia ID Indonesia 1.0668°, 104.0166°
Mersing, Malaysia MY Malaysia 2.2955°, 103.8499°
Tanah Merah, Singapore SG Singapore 1.3273°, 103.9466°

📡 Live Performance

252
measurements
9
probes
69
days monitored
64.2
ms avg RTT
1
anomalies

Monitored from 2026-03-06 through 2026-05-15 — live ICMP round-trip time measurements via RIPE Atlas probes. All values below are recomputed daily from raw probe data.

Measurement sources

Probe Location Samples Avg Min–Max Last seen
#1033 RIPE Atlas 189 54.1 ms 9.5–273.7 2026-05-15
#7102 RIPE Atlas 56 80.6 ms 16.2–351.2 2026-04-10
#4429 RIPE Atlas 1 79.2 ms 79.2–79.2 2026-03-14
#1014473 own probe Minsk BY 1 204.6 ms 204.6–204.6 2026-04-30
#1014589 own probe Almaty KZ 1 275.9 ms 275.9–275.9 2026-04-30
#1014597 own probe Tbilisi GE 1 210.3 ms 210.3–210.3 2026-04-30
#1014969 own probe Jerusalem IL 1 221.9 ms 221.9–221.9 2026-04-30
#1015313 own probe Sevastopol UA 1 244.1 ms 244.1–244.1 2026-04-30
#1015523 own probe Moscow RU 1 197.7 ms 197.7–197.7 2026-04-30

About the SEAX-1 Cable System

Overview

SEAX-1 is a regional submarine cable that connects three countries: Indonesia, Malaysia, and Singapore. The total length of the cable is 250 km and it was ready for service in 2018.

Route and Landings

Batam, Indonesia

Mersing, Malaysia

Tanah Merah, Singapore

Ownership and Operators

The cable is operated by SEAX.

Status and Timeline

The status of the cable is unknown as of now. It was ready for service in 2018.

Strategic Context

This submarine cable connects Batam, a major commercial center in Indonesia; Mersing, a town known for its port facilities in Malaysia; and Tanah Merah, a key location in Singapore's telecommunications infrastructure. The corridor generally serves the intra-regional connectivity needs of Southeast Asia, facilitating data exchange and supporting economic activities across the region.

Indonesia is a significant player in the Southeast Asian market, with Batam serving as an important hub for trade and investment. Malaysia, through Mersing, provides strategic access to its port facilities, enhancing maritime logistics and connectivity.

While specific details about its capacity or technological specifications are not available, it is likely designed to meet the growing demand for high-speed internet and data services in Southeast Asia.

📡 Health

Status✓ Normal
RTT9.81 ms / base 53.09 ms
Last checked2026-05-15 08:30

Monitored using RIPE Atlas probes. Open monitoring →

📊 RTT History

Route: #1033 → Mersing Measured: 2026-05-15 08:30
9.8 ms
Min Avg Max #
7 days 9.5 56.9 168.1 37
30 days 9.5 47.0 204.6 148
60 days 9.5 54.1 273.7 189

Health Timeline

Fri, May 8
View full event log →
Mersing
RTT Spike
44ms → 168ms (3.80×)
20:30
Mersing
RTT Spike
44ms → 98ms (2.23×)
16:30
Thu, Apr 30
View full event log →
Mersing
Resolved
46ms → 18ms
20:30
📊
Mersing
Improving
46ms → 15ms
20:00
🚨
Mersing
Alert Created
46ms → 105ms (2.31×)
19:01
🔴
Mersing
Anomaly Confirmed
46ms → 105ms (2.31×)
19:01
Mersing
RTT Spike
46ms → 105ms (2.31×)
19:01
Mersing
RTT Spike
44ms → 170ms (3.86×)
18:31
Mersing
RTT Spike
44ms → 88ms (2.01×)
16:30
Mersing
RTT Spike
44ms → 89ms (2.04×)
14:30
Sat, Apr 18
View full event log →
Mersing
RTT Spike
46ms → 205ms (4.48×)
04:31
Fri, Apr 17
View full event log →
Mersing
RTT Spike
48ms → 99ms (2.08×)
04:31
Thu, Apr 16
View full event log →
Mersing
RTT Spike
44ms → 105ms (2.39×)
10:31
Tue, Apr 14
View full event log →
Mersing
RTT Spike
32ms → 92ms (2.89×)
10:31
Mon, Mar 30
View full event log →
Batam
Resolved
09:33
🚨
Batam
Alert Created
79ms → 69ms
05:02
Batam
RTT Spike
79ms → 351ms (4.45×)
04:02
Wed, Mar 11
View full event log →
Mersing
RTT Spike
97ms → 274ms (2.82×)
02:01

FAQ

What is the length of the SEAX-1 cable?
The SEAX-1 submarine cable is 250 km long.
Which countries does SEAX-1 connect?
SEAX-1 connects 3 countries via 3 landing points.
Who owns the SEAX-1 cable?
SEAX-1 is owned by a consortium including SEAX.
When was SEAX-1 put into service?
The SEAX-1 cable entered service in 2018.
SEAX-1
  • Length250 km
  • StatusIn Service
  • Ready for Service2018

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