Widespread Cloudflare outage blamed on mysterious traffic spike

Image: Map highlighting the extensive global network of Cloudflare. Image courtesy of Cloudflare. Article by Ashley Belanger. Ars Technica – updated November 18, 2025.

A Cloudflare outage caused large chunks of the Internet to go dark Tuesday morning, temporarily impacting big platforms like X and ChatGPT. “A fix has been implemented and we believe the incident is now resolved. We are continuing to monitor for errors to ensure all services are back to normal,” Cloudflare’s status page said. “Some customers may be still experiencing issues logging into or using the Cloudflare dashboard.” […]

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The following is a screenshot from Cloudflare’s status page on November 18, 2025: