How to choose DNS TTL values
Guest Post: Study shows that even the use of anycast with a short TTL on the authoritative server-side cannot match the gains of longer TTLs.
Tag: DNS
DNS resolver centrality
Can we measure the level of DNS centrality in the Internet today?
Detecting IPv6 network scans
Guest Post: Researchers are using DNS backscatter to detect large-scale scans of IPv6 address space.
Measuring the impact of DNS Flag Day
Guest Post: A team of researchers measured the effects of DNS Flag Day from the perspective of end entities and authoritative servers.
Recursive resolver authoritative nameserver selection
Guest Post: Why do recursive resolvers select certain authoritative nameservers? Can it be improved?
DNS privacy software — not only a browser game
Guest Post: How prevalent are DoT and DoH projects, and what languages are developers using to implement them?
DNS Query Privacy
QNAME Minimisation has been billed as an efficient means to protect your privacy in the DNS. But are you using it?
One in four Google Public DNS requests are being intercepted in China: report
Guest Post: Have you ever considered when you use Google DNS as your resolver, whether your queries may be answered by somebody else?
It’s time to consider avoiding IP fragmentation in the DNS
Guest Post: Avoiding the use of IP fragmentation in the DNS can assist with reducing the risk of DNS cache poisoning attacks.
Real-time detection of DNS exfiltration
Guest post: New real-time DNS exfiltration detection approach has 98% accuracy in high-speed enterprise networks.