If you want to be a sysadmin or network administrator of any kind, there’s a fundamental technology you really need to understand—DNS, the Domain Name System. There was a time when a sysadmin with no ...
The domain name system (DNS) hums along behind the scenes and, as with running water, we largely take it for granted. That this system just works is a testament to the hackers who designed and ...
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. In fact, the ...
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