A friend gave me an interesting task: extract IP TTL values from TCP connections established by a userspace program. This seemingly simple task quickly exploded into an epic Linux system programming hack.
Less Is More - Why The IPv6 Switch Is Missing
At Cloudflare we believe in being good to the Internet and good to our customers. By moving on from the legacy world of IPv4-only to the modern-day world where IPv4 and IPv6 are treated equally, we believe we are doing exactly that. "No matter what happens in life, be
Supporting the transition to IPv6-only networking services for iOS
Early last month Apple announced that all apps submitted to the Apple Store June 1 forward would need to support IPv6-only networking as they transition to IPv6-only network services in iOS 9. Apple reports that “Most apps will not require any changes”, as these existing apps support IPv6 through Apple's
Test all the things: IPv6, HTTP/2, SHA-2
CloudFlare constantly tries to stay on the leading edge of Internet technologies so that our customers' web sites use the latest, fastest, most secure protocols. For example, in the past we've enabled IPv6 and SPDY/3.1. Today we've switched on a test server that is open for people to
Four years later and CloudFlare is still doing IPv6 automatically
Over the past four years CloudFlare has helped well over two million websites join the modern web, making us one of the fastest growing providers of IPv6 web connectivity on the Internet. CloudFlare's Automatic IPv6 Gateway allows IPv4-only websites to support IPv6-only clients with zero clicks. No hardware. No software.