Exploring Big Data with the OpenDNS and Pandora research teams

Last Thursday OpenDNS hosted 150 guests from the SF Data Mining meetup group for a night of insightful talks on Big Data. After filling up on plenty of beer and pizza, attendees made their way upstairs to enjoy presentations from the OpenDNS security research team and Pandora’s data mining team. Although the meetup group is local to San Francisco, Big Data has begun to dominate research strategies across entire industries, all over the world. So, we wanted to share the ...

Top 10 most failed domains during Syria’s Internet blackout

There has been a lot of news regarding Syria’s Internet shutdown that lasted for over 2 days before service has been restored on Saturday. One item that has not been covered in detail is traffic going *into* servers hosted within Syria and how they were affected.

While monitoring this case firsthand we saw that on Thurs. Nov 29th 10 a.m. UTC, there was a sudden rise in the number of failing DNS queries (servfail DNS response) to domains whose name servers are ...