1. Andrew: Water torture: a slow drip DNS DDoS attack, February 2014. https://secure64.com/water-torture-slow-drip-dns-ddos-attack/
2. Antonakakis, M., et al.: Understanding the Mirai Botnet. In: 26th USENIX Security Symposium (2017)
3. Bellis, R.: Benchmarking DNS reliably on multi-core systems, July 2015. https://www.isc.org/blogs/benchmarking-dns/
4. Censys DNS lookup full IPv4 (2017). https://censys.io/data/53-dns-lookup-full_ipv4
5. Crawford, M.: Non-terminal DNS name redirection. Technical report, RFC Editor (1999). https://doi.org/10.17487/RFC2672