# Is Substack down?

**No known problems: Substack's status page says operational** (Operational; last read 2026-11-15 16:07 UTC; source: [official status page](https://substack.statuspage.io))

## Open incidents
_No open incidents._

## Components
- Substack publications: Operational
- Writer dashboards: Operational
- Email delivery: Operational
- Subscription invoice processing: Operational
- Substack.com: Operational
- Push Notifications: Operational
- Custom domains: Operational

## Last 90 days
- Incidents: 3 on 3 days
- Median duration: 1h 24m; longest: 3h 3m
- Median time to acknowledge after down.guide's first evidence: n/a
- Postmortem rate for partial or major outages: n/a

## Recent incidents
- **Substack**: [Slow publishing and some posts displaying without content](https://down.guide/DWN-172036ba69) (Partial outage; lasted 3h 3m; started 2026-11-10 12:04 UTC; Substack publications, Writer dashboards, Push Notifications)
- **Substack**: [Increased latency on post publishing](https://down.guide/DWN-5379e06cb5) (Degraded; lasted 1h 24m; started 2026-10-29 03:12 UTC; Substack publications, Writer dashboards)
- **Substack**: [Elevated latencies](https://down.guide/DWN-bccc57c0c9) (Notice; lasted 55m; started 2026-10-09 22:37 UTC; Substack.com)
- **Substack**: [Delays in post delivery stats](https://down.guide/DWN-8aea1905ac) (Notice; lasted 3h 23m; started 2026-08-30 15:17 UTC; Writer dashboards)
- **Substack**: [Issues loading Notes](https://down.guide/DWN-1e20386da7) (Degraded; lasted 32m; started 2026-08-18 04:23 UTC; Substack.com)

More: [history](https://down.guide/providers/substack/history), [feed](https://down.guide/feed?provider=substack), [badge](https://down.guide/badge/substack.svg), JSON: https://down.guide/api/v1/providers/substack

From the builder: does your app depend on Substack? [Sazabi](https://www.sazabi.com/?utm_source=down-guide&utm_medium=markdown&utm_content=substack) detects problems in your own logs without hand-written monitors, and you can ask it in plain language which errors mention Substack.

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down.guide reads providers' official status pages every minute and adds its own evidence, always labeled. Free, no account. Agents: MCP at https://down.guide/mcp, REST at https://down.guide/api/v1, feeds at https://down.guide/feed. Built by [Sazabi](https://www.sazabi.com/?utm_source=down-guide&utm_medium=markdown&utm_content=substack), AI-native observability and security: automatic issue detection, plain-language log search and live dashboards.