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DNS Troubleshooting with dig: The Commands DevOps Engineers Actually Need

A surprising share of "the app is down" pages resolve to a name-resolution problem, not a broken service. The service is fine; the client can't turn a name into an address.

  • Dig is a command to quickly diagnose DNS issues.
  • Key record types: A/AAAA, CNAME, MX, TXT, NS, SOA, PTR.
  • Most common dig commands: +short, A, -x, +trace, resolvectl status.

Passing GSoC Midterms

Hey everyone! Weeks 7 and 8 are done, and the biggest news first: I passed the midterm evaluation🎉. Half of GSoC is behind me now. These two weeks were less about writing new classes and more about going back and making the ones I already had a lot stricter. Here is what happened.

  • Midterm evaluations completed with reporter's successful passing
  • Enhanced NRE family builder and immutable configs introduced
  • New design proposal process implemented for second half of GSoC

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