Outage in Substack

Delay in sending scheduled posts

Resolved Minor
August 30, 2025 - Started 2 months ago - Lasted 27 minutes
Official incident page

Incident Report

We are investigating a delay in the sending of scheduled posts.
Components affected
Substack Email delivery

Need to monitor Substack outages?

One place to monitor all your cloud vendors. Get instant alerts when an outage is detected.

Latest Updates ( sorted recent to last )
RESOLVED 2 months ago - at 08/30/2025 04:32PM

This incident has been resolved.

IDENTIFIED 2 months ago - at 08/30/2025 04:17PM

We are investigating a delay in the sending of scheduled posts.

Latest Substack outages

Post emails delayed - 20 days ago
Post notifications are delayed - about 1 month ago
Post email delivery is delayed - about 2 months ago

The Status Page Aggregator Built for IT Teams

With IsDown, you can monitor all your critical services' official status pages from one centralized dashboard and receive instant alerts the moment an outage is detected. Say goodbye to constantly checking multiple sites for updates and stay ahead of outages with IsDown.

Start free trial

No credit card required · Cancel anytime · 4522 services available

Integrations with Slack Microsoft Teams Google Chat Datadog PagerDuty Zapier Discord Webhook