Introducing Load Balancing & Intelligent Failover with Cloudflare

Published on by Matt Silverlock.

Cloudflare's Enterprise customers have been using our Load Balancing service since March, and it has been helping them avoid website downtime caused by unreliable hosting providers, Internet outages, or servers. Today, we're bringing Load Balancing to all of our customers. Even the best caching can't escape the fundamental limitations on

Manage Cloudflare records with Salt

Published on by Ivan Babrou.

We use Salt to manage our ever growing global fleet of machines. Salt is great for managing configurations and being the source of truth. We use it for remote command execution and for network automation tasks. It allows us to grow our infrastructure quickly with minimal human intervention. CC-BY 2.

Debugging war story: the mystery of NXDOMAIN

Published on by Ivan Babrou.

The following blog post describes a debugging adventure on Cloudflare's Mesos-based cluster. This internal cluster is primarily used to process log file information so that Cloudflare customers have analytics, and for our systems that detect and respond to attacks. The problem encountered didn't have any effect on our customers, but