All Systems Operational
Uptime over the past 90 days. View historical uptime.
Substack publications Operational
90 days ago
99.99 % uptime
Today
Writer dashboards Operational
90 days ago
99.99 % uptime
Today
Email delivery Operational
90 days ago
99.99 % uptime
Today
Subscription invoice processing Operational
90 days ago
100.0 % uptime
Today
Substack.com Operational
90 days ago
99.99 % uptime
Today
Push Notifications Operational
90 days ago
99.99 % uptime
Today
Operational
Degraded Performance
Partial Outage
Major Outage
Maintenance
Major outage
Partial outage
No downtime recorded on this day.
No data exists for this day.
had a major outage.
had a partial outage.

No incidents or maintenance related to this downtime.

Past Incidents
Oct 3, 2022

No incidents reported today.

Oct 2, 2022

No incidents reported.

Oct 1, 2022

No incidents reported.

Sep 30, 2022

No incidents reported.

Sep 29, 2022

No incidents reported.

Sep 28, 2022

No incidents reported.

Sep 27, 2022
Substack is down
Resolved - This incident has been resolved.
Sep 27, 13:16 PDT
Monitoring - A fix has been implemented and we are monitoring the results.
Sep 27, 13:09 PDT
Identified - The issue has been identified and a fix is being implemented.
Sep 27, 13:05 PDT
Sep 26, 2022

No incidents reported.

Sep 25, 2022

No incidents reported.

Sep 24, 2022

No incidents reported.

Sep 23, 2022

No incidents reported.

Sep 22, 2022

No incidents reported.

Sep 21, 2022

No incidents reported.

Sep 20, 2022

No incidents reported.

Sep 19, 2022

No incidents reported.

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