Serial numbers in zone files help your DNS service determine whether it should re-ingest your zone files or ignore them. But there's more to these pseudo timestamps than meets the eye.

Unknown hackers were able to compromise vital systems belonging to ICANN, the organization that manages the global top-level domain system, and had access to the system that manages the files with ...

I'm trying configure my DNS server (BIND9), which is running on Ubuntu Server, to be authoritative for my domain. I only plan on using this for my local LAN so that local clients can resolve each ...

zone file 1 Articles Linux-Fu: Your Own Dynamic DNS August 25, 2020 by Al Williams 14 Comments ...

IGF attendees: America, surrender the root zone file! Complaints about continuing US government control of Internet domain name … ...

And there appears to be a battle brewing over which entity will manage the cryptographic keys required to sign the root zone file. ICANN has submitted a proposal advocating it should hold the keys.