nslookup
30 articles by topic
October 2026
2 articlesDNS records explained: A, MX, CNAME, TXT and the others
What the A, AAAA, CNAME, MX, TXT, NS, SOA, CAA, PTR and SRV DNS records do: examples, classic pitfalls and basic dig and nslookup commands.
Read the articleTroubleshooting DNS with dig and nslookup
Query the right server, understand DNS "propagation" and TTL, and spot the most common zone mistakes (apex CNAME, MX, TXT, delegation).
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