Substack .com status. Is Substack .com down right now?
Substack status updated a few minutes ago
Is Substack .com down?
Substack .com is working normally
IsDown last checked Substack .com status on at . We've received 0 user reports in the past 24 hours.
Monitoring since Apr 2020
·
50 incidents caught
·
5 components tracked in real-time
Substack .com service health over the last 24 hours
This chart shows the number of user-reported issues for Substack .com service health over the past 24 hours, grouped into 20-minute intervals. It's normal to see occasional reports, which may be due to individual user issues rather than a broader problem.
Substack.com Outage Map
See where users report Substack .com is down. The map shows recent Substack .com outages from around the world.
Substack.com Outage Map
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Downtime health for the last 90 days
In the last 90 days, Substack had 3 incidents with a median duration of 49 minutes.
3
Incidents
0
Major Outages
3
Minor Incidents
49
minute
Median Resolution
Latest Substack .com outages detected by IsDown
Check Substack .com status history below. IsDown detects when Substack .com is down, tracking both official outages and user-reported issues.
about 1 hour
Mar 01, 2025 at 01:43 AM
| Title | Started At | Duration |
|---|---|---|
|
We're currently investigating an issue affecting load times of notes and inboxes
|
Jan 15, 2026 at 12:35 PM UTC
|
27 minutes |
|
We are currently observing increased latency on Substack surfaces and are investigating the issue.
|
Dec 22, 2025 at 11:31 PM UTC
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about 1 hour |
|
We are experiencing issues caused by a service provider, some access to Substack might be limited
|
Nov 18, 2025 at 02:39 PM UTC
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about 1 hour |
|
We are currently investigating reports of increased latency and slow response times across Substack.
|
Sep 15, 2025 at 03:24 PM UTC
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about 4 hours |
|
We are currently investigating a higher error rate when trying to load Substack
|
Jun 23, 2025 at 05:45 PM UTC
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about 12 hours |
|
We are currently investigating a higher error rate when trying to load Substack
|
Jun 23, 2025 at 04:50 PM UTC
|
about 1 hour |
|
We are currently investigating this issue.
|
Apr 29, 2025 at 05:03 PM UTC
|
about 2 hours |
|
We have identified an issue preventing users from loading the notes feed and are implementing a fix
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Mar 24, 2025 at 11:41 PM UTC
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about 1 hour |
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We are currently investigating an issue causing problems loading the Notes feed.
|
Mar 01, 2025 at 03:38 PM UTC
|
about 7 hours |
|
Publisher Dashboard and Notifications are experiencing slowdowns. We are investigating the cause.
|
Feb 28, 2025 at 11:43 PM UTC
|
about 1 hour |
Get alerts when Substack .com is down
- Monitor all your external dependencies in one place
- Get instant alerts when outages are detected
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