Cloudflare bot-management file knocks out a large slice of the web
An oversized configuration file crashed proxies for nearly six hours. X, ChatGPT, Spotify and even Downdetector failed.
- Service
- Cloudflare
- Date
- 18 November 2025
- Cause
- Configuration change
- Duration
- 5.8 hours
- Status
- resolved
- Severity
- critical
- Region
- Global
- Source
- Tom's Guide ↗
Cite this
Nuffield Consulting, “Cloudflare bot-management file knocks out a large slice of the web”, The Daily Tech Wire outage & breach log, 18 Nov 2025. https://techwire.nuffieldconsulting.com/incidents/2025-11-18-cloudflare-outage/ (retrieved 15 Nov 2026).
This entry summarises public reporting. Please also cite the original source: Tom's Guide, https://www.tomsguide.com/computing/internet/the-10-most-impactful-outages-of-2025.
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