Is Substack down?

Working normallyChecked 19 min ago

Substack says everything is working.

From Substack's official status page, read again when you open this page. This page updates by itself.

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Substack's last 90 days

Problems reported: 3
Time with problems: 4 h 50 min
Major outages: 0 min
Last problem: 9 Oct

90 days agoToday

No problems
Some problems
Major outage
Planned work
No record yet

Recent problems

9 Oct23:37
Elevated latencies
Some problems · 55 min
30 Aug16:17
Delays in post delivery stats
Some problems · 3 h 23 min
18 Aug05:23
Issues loading Notes
Some problems · 32 min
16 Jul11:06
Issues loading media on Substack
Some problems · 5 h 54 min
3 Jun14:58
Delays in post delivery
Some problems · 52 min
22 Apr20:12
Service degraded due to a provider.
Some problems · 1 h 36 min
27 Mar22:20
Issue with reported open rates
Some problems · 44 days 19 h
27 Feb00:41
We're aware of an issue causing delays in publisher stats
Some problems · 2 h 54 min

What Substack reports on

Substack publicationsWorking
Writer dashboardsWorking
Email deliveryWorking
Subscription invoice processingWorking
Substack.comWorking
Push NotificationsWorking
Custom domainsWorking

If Substack isn't working

Other apps that do the same job, ranked by their own record over the last 90 days.

App	Now	Problems, last 90 days	Time with problems	Website
Pinterest	Working normally	0	0 min	Visit Pinterest
Patreon	Working normally	1	12 h 35 min	Visit Patreon
Reddit	Working normally	4	4 h 55 min	Visit Reddit
Twitch	Working normally	4	9 h 45 min	Visit Twitch
Plex	Working normally	14	6 days 16 h	Visit Plex

Ranked by their own reported problems over the last 90 days. * The record for this app is still filling in.

Is Substack safe to use?

Facts from its own public records, checked every day.

Fake emails in its name: Blocked. Emails pretending to come from substack.com are rejected by inboxes. Check your own domain with LeadLamp
Secure connection: Yes. Its website certificate is valid until 18 Dec 2026 (issued by Google Trust Services).
Security contact: Not published. We didn't find a security.txt file telling researchers where to report problems. Many apps use their help pages instead.
Known data breaches: 1 listed. Have I Been Pwned lists: Substack, October 2025 (663,121 accounts).

Checked 21 Oct 2026 from substack.com's public records. Breach data from Have I Been Pwned (CC BY 4.0).

About Substack

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