Over the last week we've closely watched the disclosures about the alleged NSA PRISM program. At CloudFlare, we have never been approached to participate in PRISM or any other similar program.
June 6th is known as World IPv6 Day so we thought it was a good time to look at the trends in IPv6 usage across CloudFlare's network.
Today at 16:13 UTC a large amount of traffic began hitting our Los Angeles data center. We have an in-house team that monitors our network 24x7x365 and immediately all their alarms went off.
Yesterday, Syria's Internet connectivity was cut off from the rest of the world. At 14:12 UTC, approximately 19 hours and 30 minutes after it had been shut down, connectivity was returned.
Today at 18:48 UTC, Syria dropped off the Internet. Based on the data we collect from our network, as well as reports from other organizations monitoring network routes, it appears that someone systematically withdrew the BGP.