●Incident
B3 Developers outage.
ResolvedDEGRADATION · HIGHJun 3, 2026, 04:36 PM · about 2 hours ago · Duration: 1h 13min · Regions: asia
Incident Summary
Incident Summary
API B3 Developers is currently DOWN in asia.
Diagnostic Details
Error Type: http HTTP Status: 520 Error Message: API returned HTTP 520 Retry Attempts: 1 (all failed)
Validation Results
Validation Reason: DOWN in multiple regions: us-east, us-west + asia Consecutive DOWN Checks: 2 Time Between Checks: 375s
Cross-Region Impact
Also DOWN in: us-east, us-west Total Affected Regions: 3 Still UP in: europe
Severity Assessment
Level: HIGH Multiple regions affected or critical error type detected.
Detected by Probecast Health Monitor - 2026-06-03T16:36:02.092Z
Timeline
●Started
Jun 3, 2026, 04:36 PM
about 2 hours ago
●Resolved
Jun 3, 2026, 05:49 PM
21 minutes ago
●Duration
1h 13min
Total downtime
Evidence Logs4 checks
| Time | Region | Status | Latency | Code |
|---|---|---|---|---|
| Jun 3, 04:35 PM | asia | down | 337ms | 520 |
| Jun 3, 04:31 PM | us-west | down | 203ms | 520 |
| Jun 3, 04:31 PM | us-east | down | 201ms | 520 |
Track B3 Developers reliability
This isn't B3 Developers's first incident. They had 14 incidents in the last 180 days, averaging 230 minutes of impact.
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