Users report X is down as Cloudflare probes inside server error

Parts of the web have been knocked offline Tuesday after a major Cloudflare outage disrupted entry to platforms including X and Letterboxd.

Visitors have been met with an “internal server error on Cloudflare’s network” and told to “please try again in a few minutes” as the disruption rippled across web sites that depend on the company’s infrastructure providers.

Cloudflare said it was coping with a major outage on Tuesday, November 18, 2025. vladim_ka – stock.adobe.com

An picture of what Cloudflare is telling customers after the major outage.

Cloudflare confirmed it was probing the issue in a standing update, saying, “Cloudflare is aware of, and investigating an issue which potentially impacts multiple customers.” It added, “Further detail will be provided as more information becomes available.”

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