Feishu Outage on May 4, 2026
Incident report for the Feishu (feishu.cn) outage on May 4, 2026. This page is the canonical incident summary and outage details record — outage timeline, outage duration, peak reports, and what caused this incident (where known) plus how detected the event. For deeper post mortem analysis once available, the operator's own status page is usually the source of record.
Feishu (feishu.cn) experienced a 1h service disruption on May 4, 2026, starting at May 4, 2026 at 06:01 PM UTC and resolving at May 4, 2026 at 07:01 PM UTC. During the incident window, 2 of 3 automated HTTPS probes failed, confirming the outage. Among checks that did succeed, average response time was 3249ms — significantly elevated, suggesting partial degradation even during nominal uptime periods.
Incident details
Our checking infrastructure ran 3 automated HTTPS probes during this window (May 4, 2026 at 05:01 PM UTC through May 4, 2026 at 08:01 PM UTC). Of those, 2 failed (HTTP error, timeout, or DNS failure), confirming the outage. We use a dual-signal monitoring pipeline that combines automated HTTPS probes with crowd-sourced user reports to detect and verify outages.
Other recent message apps outages
For other recent incidents in the same service category, see the message apps category page, which lists every message apps site we monitor and their current status. For a month-by-month breakdown of all recorded outages including this one, see the May 2026 outage report or the full monthly reports archive.