All Systems Operational
Uptime over the past 90 days. View historical uptime.
Substack publications Operational
90 days ago
99.97 % uptime
Today
Writer dashboards Operational
90 days ago
99.95 % uptime
Today
Email delivery Operational
90 days ago
99.97 % uptime
Today
Subscription invoice processing Operational
90 days ago
99.97 % uptime
Today
Substack.com Operational
90 days ago
99.97 % 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
Jul 28, 2021

No incidents reported today.

Jul 27, 2021

No incidents reported.

Jul 26, 2021

No incidents reported.

Jul 25, 2021

No incidents reported.

Jul 24, 2021

No incidents reported.

Jul 23, 2021

No incidents reported.

Jul 22, 2021

No incidents reported.

Jul 21, 2021
Scheduled Maintenance on Dashboard Statistics
Resolved - The maintenance has been completed.
Jul 21, 15:20 PDT
Investigating - We are performing maintenance on our statistics database, and publishers may see missing or out of date statistics in their dashboards until the maintenance is complete.
Jul 21, 13:45 PDT
Jul 20, 2021

No incidents reported.

Jul 19, 2021

No incidents reported.

Jul 18, 2021

No incidents reported.

Jul 17, 2021

No incidents reported.

Jul 16, 2021

No incidents reported.

Jul 15, 2021
Substack is down
Resolved - This incident has been resolved.
Jul 15, 10:08 PDT
Update - Substack is back up and we are monitoring the situation.
Jul 15, 07:28 PDT
Monitoring - A fix has been implemented and we are monitoring the results.
Jul 15, 07:28 PDT
Update - We are continuing to investigate this issue.
Jul 15, 06:53 PDT
Investigating - Substack is unavailable. We are investigating the issue.
Jul 15, 06:52 PDT
Jul 14, 2021

No incidents reported.

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