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August 13, 2019 1:00PM
Today we announced Cloudflare Magic Transit, which makes Cloudflare’s network available to any IP traffic on the Internet. Up until now, Cloudflare has primarily operated proxy services: our servers terminate HTTP, TCP, and UDP sessions...
June 06, 2019 1:01PM
Many overlook a critical portion of the language in Cloudflare’s mission: “to help build a better Internet.” From the beginning, we knew a mission this bold, an undertaking of this magnitude, couldn’t be done alone....
May 18, 2019 3:00PM
Recently at I gave a short talk titled "Linux at Cloudflare". The talk ended up being mostly about BPF. It seems, no matter the question - BPF is the answer. Here is a transcript of a slightly adjusted version of that talk....
September 10, 2018 9:21AM
Back in 2015 we deployed ECMP routing - Equal Cost Multi Path - within our datacenters. This technology allowed us to spread traffic heading to a single IP address across multiple physical servers....
September 10, 2017 5:04PM
Since March 30, 2017, Cloudflare has been providing DNS Anycast service as additional F-Root instances under contract with ISC (the F-Root operator). F-Root is a single IPv4 address plus a single IPv6 address which both ISC and Cloudflare announce to the global Internet as a shared Anycast. This document reviews how F-Root has performed since that date in March 2017. The DNS root servers are an important utility provided to all clients on the Internet for free - all F root instances including those hosted on the Cloudflare network are a free service provided by both ISC and Cloudflare for public benefit. Because every online request begins with a DNS lookup, and every DNS lookup requires the retrieval of information stored on the DNS root servers, the DNS root servers plays an invaluable role to the functioning of the internet. At Cloudflare, we were...
October 21, 2011 5:33AM
I wrote a blog post the other day about CloudFlare's globally distributed DNS infrastructure and how each ninja name server we give you when you signup doesn't represent just one machine, but instead a whole cluster of machines in each of the data centers we operate worldwide....
