Guardian

← All providers · Media & Culture

Open Library.

1 service independently monitored by Guardian

Atom feed of incidents & status changes

GUARDIAN-MEASURED

● OPERATIONALAll systems operational

Our keyless probes, every 5 minutes. Independent of the vendor.

VENDOR-REPORTED

□ NO DATA

Their status feed, shown for reference when available.

Two lanes. Never merged into one number.

01⁄GUARDIAN-MEASURED · 90-DAY WINDOW · 30-DAY NARROW WINDOW

Measured by Guardian probes only. Mobile rows show a separately computed trailing 30-day percentage beside the 30 visible cells.

APIs

  • API● OPERATIONAL
    90 days ago99.47 % uptime · grade B · 90 d · 218 changes · last 2026-10-0999.28 % uptime · grade B · 30 d · 218 changes · last 2026-10-09 · 30 dtoday

MCP servers

□ NO DATA · no MCP servers monitored

02⁄VENDOR-REPORTED · WINDOW BEGINS WITH FIRST FEED OBSERVATION

Vendor-reported components

No vendor-reported components for this provider

OperationalDegraded PerformancePartial OutageMajor OutageMaintenanceNo dataGrade: A ≥99.9% · B ≥99% · C ≥95% · D ≥90% · F <90%

03⁄PAST INCIDENTS

Past incidents

No incidents reported.

No incidents reported.

No incidents reported.

No incidents reported.

  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 521)
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 502 · resolved after 1h 39m

No incidents reported.

No incidents reported.

No incidents reported.

No incidents reported.

No incidents reported.

No incidents reported.

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 521 · resolved after 5m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 4m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 5m

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 521 · resolved after 5m

No incidents reported.

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: Unreachable · resolved after 10m

  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 503)
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 14m

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 521 · resolved after 4m

  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 522)
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 521 · resolved after 29m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: Unreachable · resolved after 5m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 5m
  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 503)
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 21m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: Unreachable · resolved after 4m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: Unreachable · resolved after 5m

+13 more events this day not shown

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 49m
  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 503)
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 20m

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 521 · resolved after 10m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 525 · resolved after 4m

  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 521)
  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 521)
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 521 · resolved after 17h 52m

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: Unreachable · resolved after 8d 16h

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 1m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 7m

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 1d 5h

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: Unreachable · resolved after 26m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 3m

  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 522)
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 522 · resolved after 15h 51m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 521 · resolved after 56m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 7m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 16m
  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 503)
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 4m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved (start not recorded)

+1 more event this day not shown

  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 2m
  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 503)
  • Availability incidentAPI · Endpoint has failed 3 consecutive polls (latest: HTTP 503)
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: Unreachable · resolved after 46m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 2m
  • GUARDIAN-MEASUREDGuardian-measured✓ RESOLVEDResolvedAPI: HTTP 503 · resolved after 6m

Showing the 60 most recent of the last 90 days’ events.