突发，美国多个网站崩了！

Core Insights - Cloudflare experienced a global network outage on November 18, affecting multiple websites and applications, including X (formerly Twitter) and ChatGPT, leading to service disruptions for various internet platforms [1][12] - The company's stock price fell over 5% in pre-market trading following the incident [1] Group 1 - Cloudflare is a global cloud platform that provides a wide range of network services to businesses of all sizes, enhancing the performance and reliability of critical internet assets [4] - The company offers data transmission services in 330 cities across 125 countries [4] Group 2 - Approximately 30 minutes after the outage began, Cloudflare acknowledged experiencing internal service failures, with some services intermittently affected [9] - The company reported that the error rate for some services had "returned to pre-incident levels" by 21:13, while efforts to restore other services continued [10] Group 3 - This incident is not the first major outage for Cloudflare; previous outages occurred in July 2019 and June 2022, affecting thousands of websites and services for extended periods [15]