ChatGPT, social-media platform X and NJ Transit were among the websites blocking some users’ access on Tuesday as the web security firm Cloudflare Inc. worked to address a widespread, worldwide networking outage.Cloudflare was investigating an issue that “potentially impacts multiple customers,” the San Francisco-based company said on its website. The same page shows Cloudflare had been experiencing issues with a customer support portal, and had been scheduled to conduct some scheduled maintenance in some ...