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Australia-Japan Cable (AJC)

In Service

12,700 km · 6 Landing Points · 3 Countries · Ready for Service: 2001

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Specifications

Length12,700 km
StatusIn Service
Ready for Service2001
Landing Points6
Countries3

Owners

AT&T NTT Softbank Telstra Verizon

Landing Points (6)

Location Country Position
Maruyama, Japan JP Japan 35.0054°, 139.9755°
Oxford Falls, NSW, Australia AU Australia -33.7374°, 151.2451°
Paddington, NSW, Australia AU Australia -33.8821°, 151.2287°
Shima, Japan JP Japan 34.3368°, 136.8744°
Tanguisson Point, Guam GU Guam 13.5436°, 144.8124°
Tumon Bay, Guam GU Guam 13.5136°, 144.8006°

About the Australia-Japan Cable (AJC) Cable System

Australia-Japan Cable (AJC) is a cross-regional submarine cable connecting Japan, Australia, Guam. Its 6 landing points at Maruyama, Oxford Falls, Paddington, Shima, Tanguisson Point, and 1 more bridge the networks of East Asia, Oceania, providing an important path for international data traffic. As an intercontinental system, Australia-Japan Cable (AJC) plays a role in the global mesh of over 500 submarine cables that collectively carry more than 95% of international data traffic. Real-time monitoring by GeoCables compares current latency measurements from RIPE Atlas probes against baseline data to identify anomalies on this cable route.

📡 Health

Status✓ Normal
RTT157.15 ms
Last checked2026-04-18 22:31

Monitored using RIPE Atlas probes. Open monitoring →

📊 RTT History

Route: #1318 → Maruyama Measured: 2026-04-17 08:31
116.2 ms
Min Avg Max #
7 days 116.2 126.2 149.2 8
30 days 116.2 149.3 263.4 37
60 days 116.2 150.1 263.4 41

Health Timeline

Sat, Apr 18
View full event log →
🔗
Hop Anomaly
9ms → 195ms (21.89×)
15:01
Fri, Apr 17
View full event log →
🔗
Hop Anomaly
7ms → 68ms (10.12×)
05:00
Mon, Apr 13
View full event log →
🔗
Hop Anomaly
8ms → 72ms (8.56×)
03:00

FAQ

What is the length of the Australia-Japan Cable (AJC) cable?
The Australia-Japan Cable (AJC) submarine cable is 12,700 km long.
Which countries does Australia-Japan Cable (AJC) connect?
Australia-Japan Cable (AJC) connects 3 countries via 6 landing points.
Who owns the Australia-Japan Cable (AJC) cable?
Australia-Japan Cable (AJC) is owned by a consortium including AT&T, NTT, Softbank and others.
When was Australia-Japan Cable (AJC) put into service?
The Australia-Japan Cable (AJC) cable entered service in 2001.
Australia-Japan Cable (AJC)
  • Length12,700 km
  • StatusIn Service
  • Ready for Service2001

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