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Cloudflare · Cloud and hostingSep 16, 2026, 18:35 UTC

Increased HTTP 522 Errors in St. Louis

InformationalNot disclosedUpdated 17h ago
Sep 16, 18:35 UTCSep 16, 18:35 UTC
Duration
0m
Impact
Informational
Root cause
Not disclosed
Cloudflare, 90 days
50 incidents
Affected
Not listed by the vendor.
Status page

Final update

Customers may have observed elevated rates of HTTP 522 error responses from our St. Louis (STL) facility between approximately 16:35 and 16:55 UTC today, 2026-09-16.

Timeline

  1. Resolved · Sep 16, 18:35 UTC
    Customers may have observed elevated rates of HTTP 522 error responses from our St. Louis (STL) facility between approximately 16:35 and 16:55 UTC today, 2026-09-16.

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