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down.guideby Sazabi
Archive

What broke on 2026-03-27

One day's outages across every provider down.guide reads, in UTC.

incidents
50
providers affected
34
major outages
4
hours of downtime
100+
4d 5h

Worst

Worst incidents

By Down Index score, then duration.

  1. AnthropicPartial outage
    Elevated error rates on Opus 4.6
    lasted 9h 47mclaude.ai, Claude Console (platform.claude.com), Claude API (api.anthropic.com) +2
  2. AmplitudeMajor outage
    Amplitude Experiment Issue with Charts Loading
    lasted 1h 19mWeb Application
  3. Grafana CloudPartial outage
    Some Grafana Instances Unavailable
    lasted 7h 13mAWS Australia - prod-au-southeast-1, AWS Australia - prod-au-southeast-2, AWS Brazil - prod-sa-east-1 +28ap-northeast-0, ap-south-0, ap-south-1, ap-southeast-0
  4. BandwidthMajor outage
    Outbound Calling Incident
    lasted 8h 11mOutbound Calling (SIP) - United Statesus
  5. GrammarlyMajor outage
    The Grammarly Editor is not working as expected
    lasted 17mGrammarly Editor
  6. SnowflakePartial outage
    Developer Tools affected
    lasted 3d 3hDeveloper Tools, Developer Tools, Developer Tools +47us
  7. BrowserStackMajor outage
    Test Management is facing issues
    lasted 2mTest Authoring & Management - Test Cases, Test Plans, Exploratory Sessions
  8. HostingerPartial outage
    cPanel DNS intermittent performance issues
    lasted 2d 14h
  9. GitBookPartial outage
    Degraded API performance
    lasted 4h 4m
  10. ImpervaPartial outage
    [INC-1001] Imperva GRE Performance Dashboard Issue across Multiple Data Center
    lasted 3h 39mNetwork DDoS Management

The week: Mar 23 to Mar 29, 2026

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