What is Cloudflare?
Cloudflare is a company that provides content delivery network (CDN) and DDoS mitigation services, helping to improve website performance and security.
IT & Science / Internet Platforms
On November 18, 2025, a widespread Cloudflare outage caused significant disruptions to numerous online services, impacting millions of users globally. Services affected included social media platform X (formerly Twitter), AI chatbot ChatGPT...
Cloudflare acts as a critical intermediary for many websites and online services, protecting them from malicious attacks and ensuring fast content delivery. When Cloudflare experiences an outage, the impact can be felt across the internet. The recent incident affected a wide range of services, demonstrating the company's central role in the modern online ecosystem. The outage underscores the importance of robust and redundant infrastructure to prevent single points of failure. Companies relying on Cloudflare and similar services should consider strategies for mitigating the impact of potential outages, such as having backup providers or implementing caching mechanisms.
Cloudflare is a company that provides content delivery network (CDN) and DDoS mitigation services, helping to improve website performance and security.
Services affected included X (formerly Twitter), ChatGPT, and League of Legends, among others.
Because many websites and online services rely on Cloudflare's infrastructure, an outage can disrupt access to those services.
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