World IPv6 Day was a technical testing and publicity event in 2011 sponsored and organized by the Internet Society and several large Internet content services to test and promote public IPv6 deployment. Following the success of the 2011 test day, the Internet Society carried out a World IPv6 Launch day on June 6, 2012 which, instead of just a test day, was planned to permanently enable IPv6 for the products and services of the participants. World IPv6 Day was announced on January 12, 2011 with five anchoring companies: Facebook, Google, Yahoo, Akamai Technologies, and Limelight Networks. The event started at 00:00 UTC on June 8, 2011 and ended 23:59 the same day. The main motivation for the event was to evaluate the real world effects of the IPv6 brokenness as seen by various synthetic tests. To this end, during World IPv6 Day major web companies and other industry players enabled IPv6 on their main websites for 24 hours. An additional goal was to motivate organizations across the industry – Internet service providers, hardware makers, operating system vendors and web companies – to prepare their services for IPv6, so as to ensure a successful transition from IPv4 as address space runs out More information...
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