Major Cloudflare Outage Disrupts OpenAI, Twitter, Spotify and Other Major Platforms
A widespread Cloudflare outage on November 18 disrupted access to major online platforms including OpenAI, Twitter (X), Spotify, Canva, and Claude, leaving millions of users unable to connect. The incident highlights the critical role Cloudflare plays in powering the internet’s backbone through its content delivery and security services.
Key Takeaways
- Major Cloudflare outage on November 18 affected platforms globally
- 75% of users reported server connection failures according to Downdetector
- Outage caused by maintenance and routing issues across multiple datacenters
What Caused the Cloudflare Outage?
According to Cloudflare’s official status page, multiple datacenters across North America, Europe, Asia, and Latin America experienced scheduled maintenance and re-routing issues. While described as part of ongoing maintenance windows, traffic rerouting led to latency spikes and temporary unavailability for end-users in affected regions.
“Cloudflare is aware of, and investigating an issue which impacts multiple customers: Widespread 500 errors, Cloudflare Dashboard and API also failing.We are working to understand the full impact and mitigate this problem. More updates to follow shortly,” said Cloudflare.
“Our support portal provider is currently experiencing issues, and as such customers might encounter errors viewing or responding to support cases.Responses on customer inquiries are not affected, and customers can still reach us via live chat (Business and Enterprise) through the Cloudflare Dashboard, or via the emergency telephone line (Enterprise). We are working alongside our 3rd party provider to understand the full impact and mitigate this problem,” said the company.
Global Impact and User Reports
Downdetector data revealed that 75% of users complained of server connection failures, while 18% had website access issues and 7% reported file access problems. The outage was detected globally with hotspots in the U.S., Europe, and parts of Asia.
Major Platforms Affected
The outage had a cascading effect because Cloudflare provides DNS, CDN, and DDoS protection for thousands of businesses. Among the most notable disruptions were:
- Twitter (X)
- Spotify
- Canva
- Shopify
- OpenAI
- Garmin
- Claude
- Verizon
- Discord
- TMobile
- League of Legends
Cloudflare operates one of the world’s largest distributed DNS and content delivery networks, protecting websites from traffic overloads and cyberattacks. This outage underscores the internet’s dependency on a handful of critical infrastructure providers.



