
DNSSEC and Zone Transfers: What You Need to Know


Lars-Johan Liman
Based in Stockholm, Sweden.
Lars-Johan Liman, M.Sc., works as Senior Systems Specialist at Netnod in Stockholm, Sweden. He is responsible for Netnod's root name service for the Domain Name System (DNS), and has spent more than 30 years plumbing and tinkering with the DNS. Over time he has worked with just about every aspect … More
• 8 min read
Everyone knows that signing your DNS zones is a good idea. However, DNSSEC can cause problems when combined with a widely used method for synchronising secondary DNS servers with their primaries, Incremental Zone Transfer (IXFR). Find out why IXFRs are useful and what you need to know to use them t…