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   Jan Schaumann (jschauma@mstdn.social)'s status on Saturday, 07-Mar-2026 20:47:28 JST Jan Schaumann

   in reply to

   System Administration: Week 7: DNS, Part I

   In this video, we are beginning our discussion of the #DNS. We go back to the early days of the internet when copying /etc/hosts from system to system was the way to resolve hosts...

   (Hosts file from 1983: https://rscott.org/OldInternetFiles/hosts.19831104.txt)

   ...and we cover the structure of the domain name space and the creation of the top-level domains.

   (Second-level domain inventory from 1987: https://rscott.org/OldInternetFiles/domain-info.19871215.txt)

   https://youtu.be/-bpIT7M9i00

   #sysadmin #devops #sre