The 2k attacker machines --> 750k DNS server ratio is scary. There's a configuration to makes this possiblity go away... it's just not set by anyone apparently

The 2k attacker machines --> 750k DNS server ratio is scary. There's a configuration to makes this possiblity go away... it's just not set by anyone apparently. (see https://www.dns-oarc.net/oarc/articles/upward-referrals-considered-harmful https://www.dns-oarc.net/oarc/articles/upward-referrals-cons... )