Is Substack down?

No reported issues

From substack.statuspage.io · checked 3 minutes ago · every 5 minutes

An email when it goes down, and when it’s back.

As of 03:32 UTC on 12 November 2026, Substack's status page reports no issues. Its last reported problem was on 10 November 2026: “Slow publishing and some posts displaying without content”, major outage, for 3 h 5 min from 12:07 UTC.

Last problem: 10 Nov · 3 h 5 min
Problems, last 30 days: 2
Typical incident: 3 h 5 min
Longest in 90 days: 3 h 5 min · 10 Nov

Uptime

Substack, last 30 days

99.45 %

Oct 14 Today

Biggest dip: Substack, 3.1 h of major outage on Nov 10.

Incidents

Started in the last 7 days

FSSMTWToday

This week Week before

Latest: Substack, major outage on Nov 10.

Recovery

Median time back online

1 h 55 min

30 days ago Today

1 of 2 were over within an hour. Each dot is one incident; the dashed line is the median.

Components 7

All online

Substack publications
Writer dashboards
Email delivery
Subscription invoice processing
Substack.com
Push Notifications
Custom domains

Last 90 days

2 incidents in 48 days tracked · no reported issues 99.7% of the time · typical incident 3 h 5 min

Aug 15 Today (UTC)

Recent incidents

Times in UTC

Nov 10
· 12:07
Major outage
Slow publishing and some posts displaying without content 3 h 5 min
Oct 29
· 03:55
Issue
Increased latency on post publishing 45 min

All incidents on substack.statuspage.io ↗

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Where this comes from

Stackpulse reads Substack’s official status page at substack.statuspage.io every 5 minutes and keeps 90 days of what changed. We don’t test Substack ourselves, so a problem shows here once Substack reports it.

Stackpulse isn’t affiliated with Substack. Names and logos belong to their owners.

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