Resolved · lasted 1 h

Substack outage on October 9

Reports for Substack jumped to 220 an hour and stayed high for 1 h.

Started
10:00 PM
October 9, 2026 · UTC
Back to normal
11:00 PM
1 h later
Peak
220/hr
220× normal
Substack’s incident
55 min
Elevated latencies

Reports during the outage

8:00 PM12:50 AM UTC

What Substack said

status.substack.com
Resolved10:37 – 11:32 PM · 55 min

Elevated latencies

  1. Resolved · 11:32 PM

    The incident has been resolved.

  2. Monitoring · 10:59 PM

    We are seeing recovery and are monitoring the situation.

  3. Investigating · 10:37 PM

    Substack is experiencing elevated latencies. We are investigating the issue.

Substack posted its first update 37 min after reports started rising.

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