In Akamai's quarterly SOTI report, DNS floods comprise one of the top five vectors mitigated on our DDoS platform. The latest wave of DNS query floods is powered by the Mirai malware based botnets. While these two attack types are both classified as DNS floods, they both have different methods of operation that require different mitigation strategies.
Leonidas Kontothanassis, Ramesh Sitaraman, Joel Wein, Duke Hong, Robert Kleinberg, Brian Mancuso, David Shaw, Daniel Stodolsky. IEEE 간행물, Evolution of Internet Technologies 특별호 92(9):1408-1419 (2004년 9월).