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Cloudflare Outage Crashes Traffic Software, Affects OpenAI

6/6/2026

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Summary

Story summary

Cloudflare suffered a global outage on Tuesday that blocked users from many customer sites.
The problem was reported at 11.48 am London time and a fix was announced at 2.48 pm.
An oversized automatically generated configuration file crashed the traffic software, prompting Cloudflare to disable Warp encryption in London.
Sites such as X and OpenAI saw increased outages, with the company reporting no evidence of an attack.

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Story summary

Cloudflare suffered a global outage on Tuesday that blocked users from many customer sites.
The problem was reported at 11.48 am London time and a fix was announced at 2.48 pm.
An oversized automatically generated configuration file crashed the traffic software, prompting Cloudflare to disable Warp encryption in London.
Sites such as X and OpenAI saw increased outages, with the company reporting no evidence of an attack.