Google Public DNS Now Supports DNSSEC Validation

気がついていなかった。
ソース：
Google Public DNS Now Supports DNSSEC Validation
Tuesday, March 19, 2013 8:30 AM
Posted by Yunhong Gu, Team Lead, Google Public DNS

http://googleonlinesecurity.blogspot.jp/2013/03/google-public-dns-now-supports-dnssec.html

Update May 6: We've enabled DNSSEC validation by default. That means all clients are now protected and responses to all queries will be validated unless clients explicitly opt out.