All Systems Operational
Uptime over the past 90 days. View historical uptime.
Substack publications Operational
90 days ago
100.0 % uptime
Today
Writer dashboards Operational
90 days ago
99.99 % uptime
Today
Email delivery Operational
90 days ago
100.0 % uptime
Today
Subscription invoice processing Operational
90 days ago
100.0 % uptime
Today
Substack.com Operational
90 days ago
100.0 % 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
Feb 27, 2021

No incidents reported today.

Feb 26, 2021

No incidents reported.

Feb 25, 2021

No incidents reported.

Feb 24, 2021

No incidents reported.

Feb 23, 2021
Stats issues
Resolved - This incident has been resolved. We are monitoring writer dashboards for further issues.
Feb 23, 16:56 PST
Investigating - We are experiencing performance issues serving subscriber and post stats. We are investigating the issue.
Feb 23, 06:21 PST
Feb 22, 2021

No incidents reported.

Feb 21, 2021

No incidents reported.

Feb 20, 2021

No incidents reported.

Feb 19, 2021

No incidents reported.

Feb 18, 2021

No incidents reported.

Feb 17, 2021

No incidents reported.

Feb 16, 2021
Scheduled database maintenance
Completed - The scheduled maintenance has been completed.
Feb 16, 15:10 PST
In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary.
Feb 16, 15:01 PST
Scheduled - We will be undergoing planned database maintenance, which may result in some features being briefly unavailable. We expect this to take 5-10 minutes.
Feb 16, 11:00 PST
Feb 15, 2021

No incidents reported.

Feb 14, 2021

No incidents reported.

Feb 13, 2021

No incidents reported.

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