Google lost control of several million of its IP addresses for more than an hour on Monday in an event that intermittently made its search and other services unavailable to many users and also caused problems for Spotify and other Google cloud customers. While Google said it had no reason to believe the mishap was… Read More


A large chunk of the hijacked traffic passed through the network of a controversial Chinese state-owned telecom provider that was previously accused of intentionally misdirecting internet traffic. A tiny Nigerian ISP has hijacked internet traffic meant for Google’s data centers. The incident, called a BGP hijack, occurred yesterday, on November 12, between 13:12 and 14:35,… Read More


In the past month, we have observed additional BGP hijacks of authoritative DNS servers with a technique similar to what was used in April. This time the targets included US payment processing companies. In April 2018, we detailed a brazen BGP hijack of Amazon’s authoritative DNS service in order to redirect users of a crypto… Read More


The broad definition of a BGP leak would be IP space that is announced by somebody not allowed by the owner of the space. When a transit provider picks up Cloudflare’s announcement of 1.1.1.0/24 and announces it to the Internet, we allow them to do so. They are also verifying using the RIR information that… Read More