# Substack: Web site slow to respond / intermittently unavailable

- Impact (vendor’s label): major
- Status: resolved
- Started: 2022-02-15 19:04 UTC · Resolved: 2022-02-15 23:17 UTC · Duration: 4.2 h
- Updates: 1
- [Vendor status page: https://substack.statuspage.io/incidents/crqtxj13ylwm](https://substack.statuspage.io/incidents/crqtxj13ylwm)
- [Company: Substack](https://rewindex.com/company/substack.md)

## Timeline of updates

- **resolved** 2022-02-15 23:17 UTC: Our CDN provider has implemented a fix, and all Substack web visits should be back to their usual (hopefully, snappy) performance.

_From the vendor’s published history: only the final update text is available for incidents before Rewindex began polling this page._


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Canonical: https://rewindex.com/company/substack/incidents/crqtxj13ylwm · Markdown: https://rewindex.com/company/substack/incidents/crqtxj13ylwm.md · JSON: https://rewindex.com/api/v1/companies/substack/incidents/crqtxj13ylwm · Generated 2026-10-18T11:26:13.343Z