Incident report · 2026072201
APCN-2: 0.91× baseline latency
Resolved · 1h 30m
What we measured
| Cable | APCN-2 |
| Segment | Kitaibaraki, JP → Katong, SG |
| Detected | 2026-07-22 09:01 UTC |
| Resolved | 2026-07-22 10:31 UTC |
| Duration | 1h 30m |
| Observed latency | 89.2 ms |
| Baseline | 98 ms · 0.91× |
| Increase | +163% |
| Severity | warning |
Path analysis
Traffic kept the same route. Latency rose without a visible path change, which points at congestion or a fault on the existing route rather than a reroute.
Cross-probe verdict. Too few independent vantage points were watching this endpoint to reach a cross-probe verdict.
Timeline
- Alert 2026072201: warning — ratio 2.63x
- Alert #156 improving: 1/3 consecutive OK
- Alert #156 resolved: RTT 89.24ms (baseline 98.03ms), 3 consecutive OK
Detection method
Latency is sampled continuously from our probe network. An alert opens when round-trip time to a monitored endpoint holds above its rolling baseline, and closes automatically once it returns. Full method is described on the methodology page.
How to cite
GeoCables (2026). Incident 2026072201: APCN-2. https://geocables.com/incident/2026072201
Embed this map
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