HTTP 524 – A Timeout Occurred
(Cloudflare) Cloudflare connected to the origin server but the connection timed out before a response was returned.
Common use case
Common for slow backend operations, e.g. a long-running database query or report generation that exceeds Cloudflare's 100-second default proxy timeout.
History
A Cloudflare-specific extension.
Did you know?
It is the Cloudflare-fronted equivalent of the standard 504 Gateway Timeout - same underlying cause, just wrapped in Cloudflare's own error page and code.